214 trips match your search for "United States"
NameTrip #DatesSpaces
Grand Staircase-Escalante Llama Hike, Utah14060AApr 17–23, 2014Be First on Waiting List!
Somewhere Over The Rainbow, Navajo Indian Reservation, Arizona and Utah14037AApr 19–26, 2014More than 5
Backpacking Paria Canyon: A Week of Visual Surprises, Arizona and Utah14039AApr 25–May 1, 2014Waiting List
A Past to Recover: Service at Carrizo Plain National Monument, California14083AApr 27–May 3, 2014More than 5
City in a Garden: Spring Service in Chicago, Illinois14085AApr 27–May 3, 20141
Galiuro Mountains and Redfield Canyon Wilderness: the Place Time Forgot, Arizona14040AApr 27–May 3, 20141
Thunder, Wonder, and Awe, Grand Canyon National Park, Arizona14041AApr 27–May 3, 2014Be First on Waiting List!
Red Rock Eden, Capitol Reef National Park, Utah14084AApr 27–May 3, 2014Waiting List
Wilderness First Responder Recertification at Clair Tappaan Lodge in Norden, CA14871AMay 3–5, 2014More than 5
Sea and Service at Point Reyes National Seashore, California14086AMay 4–10, 2014Waiting List
Florida's Spring Flowers and Wild Rivers14074AMay 4–10, 2014Be First on Waiting List!
Spring Service in Arches National Park, Utah14270AMay 4–10, 2014More than 5
Cycling Missouri's Historic Katy Trail14185AMay 11–17, 20143
First Landing: Kayaking Virginia's Historical Coast14075AMay 11–17, 2014Be First on Waiting List!
Molokai Service, Culture, and Conservation14026AMay 11–19, 2014Waiting List
Santa Rosa Island Service, Channel Islands National Park, California14087AMay 17–23, 2014Be First on Waiting List!
Wilderness First Responder at Clair Tappaan Lodge in Norden, CA14872AMay 17–26, 2014More than 5
Red Rock Canyons of Escalante, Utah14042AMay 17–23, 2014Waiting List
Re-Greening the Grand Canyon, Arizona14271AMay 18–24, 20145
50-Plus Pyramid Lake Service and Fun, Nevada14088AMay 18–24, 2014Waiting List
Service at Antietam National Battlefield, Maryland14089AMay 18–24, 2014Waiting List
Wild Trout Recovery in Northern New Mexico14315AMay 18–24, 20145
New York City Park Service14272AMay 25–Jun 1, 2014More than 5
Hike, Bike, and Kayak the San Juan Islands, Washington14045AMay 26–Jun 1, 20141
Natural History of the Needles, Canyonlands National Park, Utah14046AMay 26–Jun 1, 2014Be First on Waiting List!
Rafting the Wild and Free Yampa, Dinosaur National Monument, Colorado and Utah14065AMay 26–30, 2014Be First on Waiting List!
Mule Packer Paradise: Ranch Maintenance in Shawnee, Colorado14273AMay 31–Jun 7, 2014More than 5
Cycling the Great Allegheny Passage and C&O Canal, Pennsylvania, Maryland, and Virginia14186AJun 1–8, 20143
Kayaking Florida's Greatest Rivers and Springs14200AJun 1–7, 2014More than 5
Natural History of the Needles, Canyonlands National Park, Utah14046BJun 2–8, 2014Be First on Waiting List!
Rafting the Wild and Free Yampa, Dinosaur National Monument, Colorado and Utah14065BJun 2–6, 2014More than 5
Mesmerizing Oceans and Mysterious Lighthouses in Marin County, California14230AJun 5–13, 2014More than 5
Arctic Light Backpacking, Arctic National Wildlife Refuge, Alaska14021AJun 7–15, 2014Waiting List
Chaco Canyon Service, New Mexico14274AJun 7–14, 20142
Lake Michigan Bike And Hike, Sleeping Bear Dunes National Lakeshore, Michigan14187AJun 7–13, 2014Waiting List
Monhegan Island: Jewel of the Sea, Maine14275AJun 8–14, 2014Waiting List
Waterfall Magic in the Columbia River Gorge, Oregon and Washington14231AJun 8–13, 2014More than 5
The High Valleys of the Arctic National Wildlife Refuge, Alaska14006AJun 9–20, 2014Waiting List
Outdoor Leadership Training Workshop - Norden, CA - Clair Tappaan Lodge14991AJun 13–15, 2014More than 5
Hiking and Yoga In Paradise, Kauai14027AJun 14–22, 2014Waiting List
Musk Ox Magic at Cape Krusenstern National Monument, Alaska14008AJun 15–21, 20142
Beginner Backpack By the Ocean, Point Reyes National Seashore, California14120AJun 15–21, 2014Be First on Waiting List!
Weed Wrangling in Chugach National Forest, Alaska14007AJun 15–21, 2014Be First on Waiting List!
Resurrection Bay Cabin Maintenance, Alaska14009AJun 20–26, 20142
A Sunny Multi-Sport Sampler, Kauai14028AJun 21–27, 2014Be First on Waiting List!
Golden Trout Gambol, California14124AJun 21–28, 2014More than 5
Packrafting South Central Alaska, Chugach National Forest14017AJun 21–26, 20143
Adirondack Canoe Classic, New York14201AJun 22–28, 2014More than 5
Rambling through the Eastern Sierra, California14175AJun 22–28, 2014More than 5
Star Party on the North Rim, Grand Canyon National Park, Arizona14316AJun 22–28, 2014Be First on Waiting List!
Organic Seeds in the Garden State, New Jersey14278AJun 22–28, 20142
All in the Family: A Multigenerational Family Adventure in Tahoe National Forest, California14223AJun 23–29, 20142
Family Rafting in Dinosaur National Monument, Utah14217AJun 25–28, 2014More than 5
Backcountry Trail-Preservation in The Bob Marshall Wilderness, Montana14277AJun 30–Jul 6, 20145
Rafting Among Glaciers and Grizzlies: Tatshenshini and Alsek Rivers, Alaska and British Columbia14011AJul 1–11, 2014Waiting List
Yosemite's North Rim Trek: Domes, Canyons, and Waterfalls, California14121AJul 1–5, 2014Waiting List
Explore Glacier Bay by Yacht, Alaska14012AJul 2–10, 20142
Leisurely Ladies Exploration in the Minaret Lakes, Ansel Adams Wilderness, California14123AJul 6–13, 2014Waiting List
Ridges, Water, and Rainforests: Nature and Culture in the Olympic Peninsula, Washington14232AJul 6–11, 20145
A Vegan Service Project in Spectacular Yosemite Valley, California14279AJul 6–13, 2014Be First on Waiting List!
Lake-to-Lake Loop, John Muir Wilderness, California14122AJul 6–12, 2014More than 5
Into the Heart of Jarbidge Wilderness, Nevada14190AJul 6–13, 2014More than 5
Family Service and Fun in Marin County, California14218AJul 6–12, 2014More than 5
Evolution Basin and Beyond, Kings Canyon National Park and John Muir Wilderness, California14192BJul 9–22, 2014More than 5
Family Ramble, Rocky Mountain National Park, Colorado14219AJul 12–19, 2014More than 5
Trail Repair in Denali National Park, Alaska14014AJul 13–19, 20144
Summer in the Stehekin Valley, North Cascades National Park, Washington14235AJul 13–19, 2014Be First on Waiting List!
Signature Day Hikes in Yosemite's Tuolumne Meadows, California14176AJul 13–19, 20143
Fantastic Four Pass Loop, Maroon Bells -Snowmass Wilderness, CO14159AJul 13–19, 20144
Silliman Crest Sojourn, Sequoia National Park, California14125AJul 17–24, 2014Be First on Waiting List!
Alpine Lakes Odyssey, Yosemite National Park, California14127AJul 19–27, 2014Waiting List
Off-Trail in the Ansel Adams Wilderness, California14128AJul 19–27, 20141
Mountain Lakes, Rivers, and Passes of the Maroon Bells, Colorado14151AJul 19–26, 20141
Archaeology and Trail Work in Dixie National Forest, Utah14280AJul 20–26, 20141
Yoga and Hiking in the Redwoods, Marin County, California14240AJul 20–26, 2014More than 5
Just for Grandparents and Grandkids, Tahoe National Forest, California14215BJul 20–25, 2014More than 5
Introduction to Backpacking in the High Sierra, Tahoe National Forest, California14126AJul 20–26, 20145
Painting Along the Sierra Trails, Tahoe National Forest, California14238AJul 20–26, 2014More than 5
Beartooth Bliss: Dayhikes in Glacial Valleys, Montana14237AJul 20–26, 2014More than 5
Vistas and Volcanoes in the Cascades and High Desert of Central Oregon14239AJul 20–26, 2014More than 5
Just for Grandparents and Grandkids, Tahoe National Forest, California14215AJul 20–25, 2014Be First on Waiting List!
Women's Service at Tuolumne Meadows, Yosemite National Park, California14281AJul 20–27, 2014Waiting List
High Alpine Lakes of the Weminuche Wilderness, Colorado14152AJul 21–26, 20141
Bears of Katmai: A Backpacking Adventure, Alaska14013AJul 23–Aug 1, 2014Waiting List
Service with the Seven Devils, Hells Canyon Wilderness, Idaho14282AJul 24–Aug 2, 2014More than 5
Journey Through Evolution, North Lake to South Lake, Kings Canyon National Park, California14133BJul 26–Aug 3, 2014More than 5
Lake Hopping in the Wind River Range, Wyoming14153AJul 26–Aug 2, 2014Be First on Waiting List!
Grizzlies, Glaciers, and Climate Change: Dayhiking in Glacier National Park, Montana14241AJul 26–Aug 2, 2014More than 5
Eastern Yosemite Loop from Tuolumne Meadows, California14191AJul 26–Aug 7, 20143
Laid-Back Backpack in the Montana Wilderness14154AJul 27–Aug 2, 2014Be First on Waiting List!
High Lakes of the Emigrant Wilderness, California14131AJul 27–Aug 3, 2014More than 5
Lodge Adventure in America's Alps, North Cascades, Washington14243AJul 27–Aug 2, 2014More than 5
Hiking the High Sierra and the Pacific Crest Trail, Mokulemne Wilderness, California14244AJul 27–Aug 2, 2014More than 5
Hikes and Bites: A Farm Fresh Food Tour in Vermont14242AJul 27–Aug 2, 20144
Honoring Washoe Traditions in Their Homeland, Tahoe National Forest, California14245AJul 27–Aug 2, 2014More than 5
John Muir Wilderness Trail Restoration, California14283AJul 27–Aug 2, 2014Waiting List
Beginners Backpack, Ansel Adams Wilderness, California14130AJul 27–Aug 2, 2014Waiting List
Family Fun and Service in the Colorado Rockies14220AJul 28–Aug 3, 2014More than 5
Seeking Sierra Solitude in Bear Lakes Basin, John Muir Wilderness, California14134AAug 1–10, 2014Be First on Waiting List!
Hiking High: Mammoth Crest to the Silver Divide, John Muir Wilderness, California14132AAug 1–5, 20142
Backpacking the Eagle Cap Wilderness: The West Lostine River Loop, Oregon14110AAug 2–9, 2014Waiting List
Wildflower Extravaganza, Eagle Cap Wilderness, Oregon14284AAug 2–9, 20142
Mt. Hood to the Columbia River Gorge on the Pacific Crest Trail, Oregon14111AAug 2–9, 2014Be First on Waiting List!
Journey Through Evolution, North Lake to South Lake, Kings Canyon National Park, California14133AAug 2–10, 2014Be First on Waiting List!
Alpine Glory in Wyoming's Wind River Mountains14155AAug 2–9, 2014Be First on Waiting List!
Gorge and Grave: Service at New River Gorge National River, West Virginia14287AAug 3–9, 2014More than 5
Dayhiking Delights in Montana's Bitterroot Mountains14248AAug 3–9, 2014More than 5
Biodiversity and Dayhikes in Olympic National Park, Washington14247AAug 3–8, 2014Be First on Waiting List!
Wild and Scenic Rogue River Family Rafting, Oregon14221AAug 3–6, 20142
Alpine Ambition, John Muir Wilderness, California14135AAug 3–9, 20145
Glacial White Lake Service, New Jersey14286AAug 3–9, 2014More than 5
Kayaking the Na Pali Coast, Kauai14029AAug 3–10, 2014Waiting List
Exploring Beartooth Glaciers, Montana14156AAug 3–9, 2014Be First on Waiting List!
Family Rafting in Dinosaur National Monument, Utah14222AAug 3–7, 20141
Wilderness Cruise on Alaska's Inside Passage14015AAug 4–13, 2014Waiting List
Miter Basin and More Beneath the Whitney Crest, John Muir Wilderness, California14136AAug 7–16, 2014Waiting List
Wind River Intro to Cross-Country, Bridger-Teton National Forest, Wyoming14158AAug 8–15, 2014Be First on Waiting List!
Grizzlies, Glaciers, and Climate Change: Dayhiking in Glacier National Park, Montana14251AAug 9–16, 2014Waiting List
Unplug, Unwind, and Dig In; Trail Work in Idaho's Selkirk Mountains14289AAug 9–16, 20145
Rocky Mountain Wilderness Restoration, Colorado14288AAug 9–16, 2014More than 5
Stars, Strides, and Shakespeare: A 40+ Women's Adventure in Southern Oregon14249AAug 9–15, 2014More than 5
Northern Yosemite's Remote Lakes, Canyons, and Passes, California14137AAug 9–16, 20144
Wild Crags of the North Cascades, Washington14113AAug 10–16, 2014Be First on Waiting List!
Work and Play at Clair Tappaan Lodge, Tahoe National Forest, California14291AAug 10–16, 2014More than 5
Sea Kayaking at Isle Royale National Park, Michigan14202AAug 10–17, 2014Waiting List
Superior Day Hiking on the Superior Hiking Trail, Minnesota14252AAug 10–16, 2014More than 5
Circling the Cirque Crest, Kings Canyon National Park, California14138AAug 10–18, 2014More than 5
Return to Bryce Canyon: Family Service in Utah14224AAug 10–16, 20142
Grand Views and Wildlife: Service in the Gros Ventre Wilderness, Wyoming14290AAug 10–16, 2014More than 5
Lake Superior Service, Isle Royale National Park, Michigan14292AAug 15–23, 2014Waiting List
Palisades High Country, Sequoia-Kings Canyon Wilderness, California14139AAug 15–23, 2014Be First on Waiting List!
Ten Lakes and the Grand Canyon of the Tuolumne, Yosemite National Park, California14141AAug 16–23, 2014Waiting List
Boundary Waters Wilderness Canoeing, Minnesota14203AAug 16–23, 2014Be First on Waiting List!
Dark Side of the LeConte Divide, John Muir Wilderness and Kings Canyon National Park, California14140AAug 16–23, 20141
Mountain Medley, Tahoe National Forest, California14254AAug 17–23, 2014More than 5
Evolution Basin and Beyond, Kings Canyon National Park and John Muir Wilderness, California14192AAug 17–30, 2014Waiting List
Foliage, Fish, and Berries in the Western Brooks Range, Alaska14018AAug 17–27, 20142
Wilderness Service and Local Life in the Green Mountain State, Vermont14293AAug 17–22, 20145
Glacier National Park, Crown of the Continent, Montana14294AAug 18–26, 20142
National Outings Training Trip - Lodge-Based Hikes in California14997AAug 20–24, 2014More than 5
Lore and Labor in Lassen Volcanic National Park, California14295AAug 22–29, 2014More than 5
Nine Lake Basin, Sequoia National Park, California14142AAug 23–Sep 1, 2014More than 5
Paddling in Thoreau's Path, West Penobscot Wilderness, Maine14204AAug 23–29, 20144
Lodge-Based Day Hikes in the Colorado High Country14255AAug 23–30, 20141
Stevens North to Stehekin: 100 Miles on the Pacific Crest Trail, Washington14114AAug 23–Sep 3, 2014Waiting List
Yosemite Wilderness Inspiration, California14143AAug 24–30, 2014Be First on Waiting List!
Swimming Caribou and Sand Dunes in Autumn Glory, Kobuk Valley National Park, Alaska14019AAug 24–30, 2014More than 5
20s and 30s Yosemite Highlights: Half Dome and Cloud's Rest, California14145AAug 26–31, 2014Waiting List
Lakes, Vistas, and Canyons of Southern Yosemite, California14144AAug 27–31, 20145
Rae Lakes and the Kings Canyon High Country, California14146AAug 30–Sep 6, 2014More than 5
Stevens to Snoqualmie: Through the Alpine Lakes Wilderness on the Pacific Crest Trail, Washington14115AAug 30–Sep 6, 20142
Wind River Range Restoration, Wyoming14285AAug 31–Sep 6, 2014More than 5
Wonderland Trail Loop, Mt. Rainier National Park, Washington14116ASep 1–11, 2014Waiting List
Gitche Gumee Gambol: Backpacking in Pictured Rocks National Lakeshore, Michigan14105ASep 1–5, 2014More than 5
Isolated Island Wilderness: Backpacking Isle Royale National Park, Michigan14106ASep 1–7, 2014Be First on Waiting List!
Backpacking Olympic National Park: Enchanted Valley and LaCrosse Basin, Washington14117ASep 2–10, 2014More than 5
Naturalist Kayaking in Florida14205ASep 7–13, 2014More than 5
A Gilded Vacation in the Adirondacks, New York14256ASep 7–12, 2014More than 5
Nellie Juan-College Fjord Wilderness Cruise, Alaska14020ASep 7–14, 20145
Archaeological Restoration in Mesa Verde National Park, Colorado14296ASep 7–13, 2014Waiting List
Whales, Water, and Wildlife of the San Juan Islands, Washington14257ASep 7–12, 2014More than 5
Kayaking and Service in the Appalachian Mountains, North Carolina14297ASep 7–13, 2014More than 5
Creeks and Peaks: Fly Fishing and Hiking in Idaho's Sawtooth Mountains14258ASep 7–13, 2014Be First on Waiting List!
Hot Springs and Waterfalls Llama Hike, Yellowstone National Park, Wyoming14193ASep 7–12, 2014Waiting List
Service in Majestic Mt. Rainier National Park, Washington14298ASep 7–13, 2014More than 5
Mineral King Majesty, Sequoia National Park, California14147ASep 7–16, 20145
Beginners Coastal Ramble Through Point Reyes National Seashore, California14148ASep 14–19, 2014More than 5
Working Among Wolves: Service at the Wolf Conservation Center, New York14299ASep 14–21, 2014Waiting List
Service at Antietam National Battlefield, Maryland14089BSep 14–20, 2014More than 5
Kayaking and Exploring Chesapeake's Eastern Shore, Chincoteague, Virginia14206ASep 14–19, 2014More than 5
Fall Service in the City by The Sea, Newport, Rhode Island14300ASep 15–21, 2014More than 5
Hut-to-Hut in the White Mountains, New Hampshire14194ASep 15–20, 2014Be First on Waiting List!
Wilderness Trail Building in the Red River Gorge, Kentucky14301ASep 20–27, 20142
The Continental Divide Trail through Ghost Ranch and the Land of O'Keeffe, New Mexico14165ASep 20–28, 2014More than 5
Autumn in the Stehekin Valley, North Cascades National Park, Washington14259ASep 21–27, 20144
Moab Adventure for Women: Hike, Raft, and Ride in Southeast Utah14261ASep 21–27, 2014Waiting List
Forbidden Heart of the Rainbow, Navajo Indian Reservation, Arizona and Utah14166ASep 21–27, 2014More than 5
Grasslands Research in the Valles Caldera, New Mexico14317ASep 21–27, 2014More than 5
Ridgetop Rambles, Tahoe National Forest, California14267ASep 21–27, 2014More than 5
Service Among Ancestral Puebloan Ruins, Utah14302ASep 21–27, 2014Be First on Waiting List!
Historic North Bass Trail and Shinumo Amphitheater, Grand Canyon National Park, Arizona14167ASep 27–Oct 4, 2014More than 5
Secrets of Kanab Canyon, Grand Canyon National Park, Arizona14168ASep 27–Oct 4, 2014Waiting List
South Bass, Royal Arch, and Elves Chasm Epic, Grand Canyon National Park, Arizona14169ASep 27–Oct 4, 20141
Fall Foliage Hiking in Vermont's Green Mountain National Forest14262ASep 28–Oct 3, 2014More than 5
Wild Trout Recovery in Northern New Mexico14319ASep 28–Oct 3, 2014More than 5
Moab Adventure for Women: Hike, Raft, and Ride in Southeast Utah14261BSep 28–Oct 4, 2014More than 5
Autumn Hikes in the Colorful Catskills, New York14263ASep 28–Oct 4, 2014More than 5
Hidden History and Service at Valley Forge National Historic Park, Pennsylvania14303AOct 4–11, 2014Waiting List
Lilting Lighthouse Lore and Labor, Big Sur, California14304AOct 4–11, 2014Be First on Waiting List!
Acadia National Park Service, Maine14305AOct 5–11, 2014More than 5
Canoe or Kayak Way Down Upon the Suwannee River, Florida and Georgia14207AOct 5–11, 2014More than 5
New Jersey Seashore Service14307AOct 5–11, 2014More than 5
Habitat and History at Fort Ord, Monterey, California14308AOct 5–12, 2014More than 5
Martha's Vineyard Service, Massachusetts14306AOct 5–11, 2014Waiting List
Current River Canoeing, Ozark National Scenic Riverways, Missouri14208AOct 12–16, 2014More than 5
Fall Service at Fallingwater, Pennsylvania14309AOct 12–18, 2014Waiting List
Ancestral Puebloan Cultures in the Southern Rockies; Colorado and New Mexico14266AOct 12–19, 20145
Building the Pine Mountain Trail, Kentucky and Virginia14320AOct 12–18, 2014More than 5
Historic Bartow-Pell Conservancy Service, New York City14310AOct 12–19, 2014More than 5
Sun, Surf, and Sand: Kayaking the Grand Strand, South Carolina14209AOct 12–18, 2014More than 5
Fall Foliage on the Coast of Maine14264AOct 15–22, 2014More than 5
Top of Texas, Guadalupe Mountains National Park14321AOct 18–25, 2014More than 5
Hot Springs, Falling Water, and Service in Saline Valley, California14311AOct 19–25, 20143
Autumn Glory in Great Smoky Mountains National Park, North Carolina14265AOct 19–24, 2014More than 5
Georgia Wilderness Sampler14177AOct 19–25, 2014More than 5
Sea and Service at Point Reyes National Seashore, California14312AOct 25–Nov 1, 2014More than 5
Women's Service at Pine Island Conservation Area, Merritt Island, Florida14313AOct 26–Nov 1, 2014More than 5
Caribbean Island Kayaking, Florida Keys and Dry Tortugas, Florida14210AOct 26–Nov 1, 2014Waiting List
Women Backpacking in the Grand Canyon, Arizona14170ANov 1–8, 20145
Marvelous Muleshoe Ranch Service, Gailuro Mountains, Arizona14314ANov 2–8, 2014Be First on Waiting List!
Islands in the Sun: Kayaking Cayo Costa State Park, Florida14211ANov 16–22, 2014More than 5
Everglades Eco-Adventure, Florida14178ADec 7–13, 2014More than 5
Flamingo Base Camp in Florida's Everglades National Park14212ADec 14–19, 2014More than 5
Sun Service and Whales15400AJan 18–25, 2015More than 5

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