Access Adventure Travel - Offers worldwide snowboarding, skiing, surfing, mountain biking, rock climbing, and kayaking trips with instruction. Includes testimonials, trip descriptions, and rate information.
Action Challenge - Organizers of hiking, biking, riding and rafting expeditions around the world. Works with charities, companies, and private groups. Based in London, England.
ActiveTrips - Runs hiking and biking trips in the western United States, including Hawaii, Central America, and Asia. Includes area information and photos.
Adventure Club of New Jersey - Specializes in sailing in the Caribbean, South Pacific, and Mediterranean; skiing in Colorado, Canada, and western United States; plus local hiking, biking, and inline skating.
Adventure Treks - Offers trekking, snow-shoeing, and multi-activity trips in Chamonix, the Alps, Tunisia, and Peru. Based in Chamonix, France.
Alaska Bush Safari Company - Customized private adventure tours of Alaska. Catering to small groups and families. Air tours, back country expeditions, wildlife safaris, National Park and glacier tours.
Alpine Interface - Guided trekking and hiking tours to the Alps, the Himalayas, southwestern United States, and Mexico plus snow shoeing and ice climbing in the winter. Includes trek, accommodation, and company information. Based in Connecticut.
Andiamo Adventours - Walking and cycling tours in Europe and California. Offices in Santa Cruz, California and Switzerland.
Anglers and Hunters Travel - Offers hunting trips to Texas, Alaska, Arizona, Mexico, Colorado and New Mexico and fishing in Mexico in Cabo San Lucas, Cancun, Mazatlan, Lake El Salto, and East Cape.
Backroads - Offers over 150 distinctive bicycling, hiking, walking, and multisport vacations worldwide.
Been There Yet - Customized trips including polar bear safaris, white water rafting and mountain climbing. Includes photo gallery, currency exchange and library.
Beyond Limits - Offers custom and fixed itineraries including trekking, climbing, skiing, kayaking, and biking worldwide. Includes details for fixed itinerary trips.
The Blue Space - An adventure travel guides' co-operative specialising in canyoning, trekking, white water rafting, hiking, exploration, wildlife trips and tours around the World.
Breakaway Adventures - Trekking and cycling tours in Europe, Africa, New Zealand, and Asia. Offers both guided and self-guided tours.
Canders House Guide Service - Offers fishing, canoeing and canoe camping, moose photography, grouse hunting and camping, and duck hunting trips. Registered Maine Guide based in Greenville, on Moosehead Lake, and serving in the Maine wilderness from Mt. Katahdin to the Allagash.
Delmarva Outdoor Adventure Outfitters - Offers snow goose hunting in Maryland and Delaware, as well as exotic Sika deer, and turkey hunting and other outdoor excursions in Maryland, Delaware, North Dakota, and Washington. Based in Sharptown, Maryland.
EcoExpeditions - Offers trekking and biking trips to Nepal, Pakistan, Central Asia, Africa and South America.
Freewheeling Adventures - Biking, walking, sea-kayaking, and multisport vacations, with accommodation and dining with van support and guides. Operates in Canada, Europe, and Mexico. Based in Nova Scotia, Canada.
Fun Adventure - Directory of organizers and guides for a variety of activities, indexed by activity and county. Content in Dutch, French, and English.
Geographic Expeditions - Offers fixed itinerary and pre-planned tours world wide. Activities include walking, horseback riding, and kayaking. Features photos and trip details.
Global Adrenaline - Provides customized itineraries globally including hiking, mountain biking, safaris, kayaking, canoeing, and scuba diving. Includes trip details and destination information.
Gordon's Guide - Features listings of adventure companies worldwide. Browse by category or by destination. Provides a newsletter and lists travel bargains.
Hunt and Adventure - Offers hunting, fishing, and scuba diving tours worldwide. Includes pricing and trip details.
McCarthy Adventures - Runs hunting, fishing, and photography trips worldwide. Includes downloadable catalog and online specials.
Muir's Tours - Non-profit company offers small group tours of Asia, and North and South America. Activities include trekking, white water rafting, biking and climbing. Based in Berkshire, England.
Northwest Passage Adventure Travel - Offers fixed and custom itineraries for sea kayaking, cycling, backpacking, and mountaineering worldwide. Includes trip and destination details and pricing.
Outdoor Wilderness Adventures - Booking agent for Bass Pro Shops worldwide hunting and fishing outfitters, guides and lodges.
Outdoors Central - Provides web services to hunting outfitters, fishing guides and outdoors recreational providers.
Peaks and Places Travel - Offers climbing, diving, and trekking trips in South America and Africa. Photo gallery, mailing list and FAQ. Based in Ridgway, Colorado.
Pourvoirie Mike's Outfitter - Guided hunting, fishing, and snowmobiling. Self-guided fishing is also available. Other activities are cross-country skiing, snow-shoeing, and ice fishing.
Raders Fish and Game - Coordinates fishing and hunting trips to Mexico, Alaska, Costa Rica, and Argentina. Includes largemouth bass, peacock bass, sailfish, northern pike, salmon, dove, duck, and goose.
RaftSiberia - Provides whitewater rafing, trekking, and fishing trips in Russia, Siberia, and the United States. Offers river information and contacts.
REI Adventures - Specializing in hiking, cycling, kayaking, and backpaking vacations worldwide. Based in Sumner, Washington.
Renaissance Adventure Guides - Worldwide trips including whitewater rafting, kayaking, trekking, and skiing. Also offers instructional clinics in Colorado. (Golden, Colorado)
Rocky Mountain Adventures - Tour operator for mountain biking and snowboarding holidays in the United States, Canada, and France. Based in Liverpool, England.
Roxton Bailey Robinson - Offers fishing, safaris, and general travel trips worldwide. Specializes in Africa and the Indian Ocean. Includes trip and area information.
Sherpa Expeditions - Offers hiking and biking tours in Europe, Africa, South America, and the Himalayas. Based in Hounslow, England.
Splash White Water Rafting - Whitewater rafting, abseiling, kayaking, canyoning, and bridge swinging in Scotland, Morocco, Chile, Ethiopia, Australia, and Turkey.
Ultimate Xpeditions - Consulting agency that finds outfitters for hunting and fishing trips in destinations worldwide. Includes company profile and postings for openings on tours due to cancellations.
The World Outdoors - Biking, hiking, and multi-sport trips including horseback riding, kayaking, and snorkelling for small groups.
Yorkshire Schools Exploring Society - Information about expeditions for pupils. Activities include field work, white water rafting, kayaking, mountaineering, mountain biking and trekking in places like Kenya, Peru, Canada, Tibet, Australia and Iceland. Based in West Yorkshire, England.