92 trips match your search for "United States"
NameTrip #DatesSpaces
Lore and Labor in Lassen Volcanic National Park, California14295AAug 22–29, 20142
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, 2014Be First on Waiting List!
Nine Lake Basin, Sequoia National Park, California14142AAug 23–Sep 1, 2014More than 5
Yosemite Wilderness Inspiration, California14143AAug 24–30, 20141
20s and 30s Yosemite Highlights: Half Dome and Cloud's Rest, California14145AAug 26–31, 20142
Lakes, Vistas, and Canyons of Southern Yosemite, California14144AAug 27–31, 20141
Backpacking the Mt. Adams and Goat Rocks Wildernesses on the Pacific Crest Trail, Washington14115AAug 30–Sep 6, 20142
Rae Lakes and the Kings Canyon High Country, California14146AAug 30–Sep 6, 2014Be First on Waiting List!
Wind River Range Restoration, Wyoming14285AAug 31–Sep 6, 2014More than 5
Gitche Gumee Gambol: Backpacking in Pictured Rocks National Lakeshore, Michigan14105ASep 1–5, 20145
Isolated Island Wilderness: Backpacking Isle Royale National Park, Michigan14106ASep 1–7, 2014Waiting List
Wonderland Trail Loop, Mt. Rainier National Park, Washington14116ASep 1–11, 2014Waiting List
Hot Springs and Waterfalls Llama Hike, Yellowstone National Park, Wyoming14193ASep 7–12, 20141
Nellie Juan-College Fjord Wilderness Cruise, Alaska14020ASep 7–14, 2014Be First on Waiting List!
Kayaking and Service in the Appalachian Mountains, North Carolina14297ASep 7–13, 2014More than 5
Mineral King Majesty, Sequoia National Park, California14147ASep 7–16, 20145
A Gilded Vacation in the Adirondacks, New York14256ASep 7–12, 20144
Creeks and Peaks: Fly Fishing and Hiking in Idaho's Sawtooth Mountains14258ASep 7–13, 2014Waiting List
Archaeological Restoration in Mesa Verde National Park, Colorado14296ASep 7–13, 2014Waiting List
Naturalist Kayaking in Florida14205ASep 7–13, 2014More than 5
Service at Antietam National Battlefield, Maryland14089BSep 14–20, 2014Be First on Waiting List!
Working Among Wolves: Service at the Wolf Conservation Center, New York14299ASep 14–21, 2014Be First on Waiting List!
Beginners Coastal Ramble Through Point Reyes National Seashore, California14148ASep 14–19, 20141
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, 20141
Wilderness Trail Building in the Red River Gorge, Kentucky14301ASep 20–27, 20143
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, 2014Waiting List
Moab Adventure for Women: Hike, Raft, and Ride in Southeast Utah14261ASep 21–27, 2014Be First on Waiting List!
Service Among Ancestral Puebloan Ruins, Utah14302ASep 21–27, 20141
Forbidden Heart of the Rainbow, Navajo Indian Reservation, Arizona and Utah14166ASep 21–27, 20144
Grasslands Research in the Valles Caldera, New Mexico14317ASep 21–27, 20144
South Bass, Royal Arch, and Elves Chasm Epic, Grand Canyon National Park, Arizona14169ASep 26–Oct 3, 2014Be First on Waiting List!
Secrets of Kanab Canyon, Grand Canyon National Park, Arizona14168ASep 27–Oct 4, 2014Waiting List
Moab Adventure for Women: Hike, Raft, and Ride in Southeast Utah14261BSep 28–Oct 4, 2014Be First on Waiting List!
Fall Foliage Hiking in Vermont's Green Mountain National Forest14262ASep 28–Oct 3, 20145
Autumn Hikes in the Colorful Catskills, New York14263ASep 28–Oct 4, 2014More than 5
Wild Trout Recovery in Northern New Mexico14319ASep 28–Oct 3, 2014Be First on Waiting List!
Lilting Lighthouse Lore and Labor, Big Sur, California14304AOct 4–11, 2014Be First on Waiting List!
Hidden History and Service at Valley Forge National Historic Park, Pennsylvania14303AOct 4–11, 2014Be First on Waiting List!
Martha's Vineyard Service, Massachusetts14306AOct 5–11, 2014Be First on Waiting List!
New Jersey Seashore Service14307AOct 5–11, 2014More than 5
Canoe or Kayak Way Down Upon the Suwannee River, Florida and Georgia14207AOct 5–11, 2014More than 5
Acadia National Park Service, Maine14305AOct 5–11, 20143
Habitat and History at Fort Ord, Monterey, California14308AOct 5–12, 20144
Current River Canoeing, Ozark National Scenic Riverways, Missouri14208AOct 12–16, 2014More than 5
Fall Service at Fallingwater, Pennsylvania14309AOct 12–18, 2014Waiting List
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, 20144
Ancestral Puebloan Cultures in the Southern Rockies; Colorado and New Mexico14266AOct 12–19, 20141
Fall Foliage on the Coast of Maine14264AOct 15–22, 20145
Top of Texas, Guadalupe Mountains National Park14321AOct 18–25, 2014More than 5
Caribbean Island Kayaking, Florida Keys and Dry Tortugas, Florida14210BOct 19–25, 2014Waiting List
Autumn Glory in Great Smoky Mountains National Park, North Carolina14265AOct 19–24, 2014More than 5
Hot Springs, Falling Water, and Service in Saline Valley, California14311AOct 19–25, 2014Be First on Waiting List!
Sea and Service at Point Reyes National Seashore, California14312AOct 25–Nov 1, 2014Waiting List
Women's Service at Pine Island Conservation Area, Merritt Island, Florida14313AOct 26–Nov 1, 20143
Caribbean Island Kayaking, Florida Keys and Dry Tortugas, Florida14210AOct 26–Nov 1, 2014Waiting List
Women Backpacking in the Grand Canyon, Arizona14170ANov 1–8, 20143
Marvelous Muleshoe Ranch Service, Gailuro Mountains, Arizona14314ANov 2–8, 2014Waiting 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
Edge of the Everglades, Florida15415AJan 4–9, 2015More than 5
Caribbean Sun and Sea in Vieques National Wildlife Refuge, Puerto Rico15401AJan 10–16, 2015More than 5
Gliding Through Glacier National Park, Montana15445AJan 17–24, 2015More than 5
Sun, Service, and Whales, Maui, Hawaii15400AJan 18–25, 20154
Ever Helpful in the Everglades, Florida15430AJan 25–31, 20155
Extra-Virgin Island Sun, Sand, and Sport, St. John, U.S. Virgin Islands15402AJan 25–31, 2015More than 5
Journey Through Untamed Wilderness, Alaska Dogsled15446AJan 25–31, 20155
Marvelous Muleshoe Ranch Service, Gailuro Mountains, Arizona15431AFeb 1–7, 2015More than 5
Islands in the Sun: Kayaking Cayo Costa State Park, Florida15416AFeb 1–7, 2015More than 5
Work and Fun in Sunny St. John15403AFeb 1–7, 20155
Winter Wildlife and Hot Springs, Yellowstone National Park, Wyoming15449AFeb 14–21, 20154
Altar Valley Wildlife Habitat, Arizona15433AFeb 15–21, 2015More than 5
Snowshoe Grand Teton National Park, Wyoming15448AFeb 15–22, 2015More than 5
Journey Through Untamed Wilderness, Alaska Dogsled15450AFeb 15–21, 20151
Women Weeding in the Wild: Service in Anza Borrego, California15435AFeb 21–28, 2015More than 5
Reclaiming The Rosillos, Texas15434AFeb 21–28, 2015More than 5
Classic Hikes in Big Bend National Park, Texas15410AFeb 22–28, 2015More than 5
Audubon Research Ranch Service, Appleton-Whittell Research Ranch, Arizona15436AFeb 22–28, 2015More than 5
Florida's Fabulous Springs15417AFeb 22–28, 2015More than 5
Altar Valley Wildlife Habitat, Arizona15437AMar 1–7, 2015More than 5
Sand Pine, Silver Water, and Service, Ocala National Forest, Florida15438AMar 8–14, 2015More than 5
Springtime Hiking and Birding in Big Bend National Park, Texas15420AMar 12–18, 2015More than 5
Saving the San Pedro River, Arizona15439AMar 15–21, 2015More than 5
Magic in the Water, Florida15418AMar 15–21, 2015More than 5
Cross-Country Skiing in the Shadow of Denali, Alaska15451AMar 22–27, 2015More than 5
Spring Rafting, Hiking, Wildflowers, and Wilderness Canyons, Upper Salt River, Arizona15425AMar 24–28, 2015More than 5
Women Backpacking the Wonders of the Grand Canyon, Arizona15405AMar 30–Apr 4, 2015More than 5

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