Offers worldwide snowboarding, skiing, surfing, mountain biking, rock climbing, and kayaking trips with instruction. Includes testimonials, trip descriptions, and rate information.

Organizers of hiking, biking, riding and rafting expeditions around the world. Works with charities, companies, and private groups. Based in London, England.

Runs hiking and biking trips in the western United States, including Hawaii, Central America, and Asia. Includes area information and photos.

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.

Offers trekking, snow-shoeing, and multi-activity trips in Chamonix, the Alps, Tunisia, and Peru. Based in Chamonix, France.

Customized private adventure tours of Alaska. Catering to small groups and families. Air tours, back country expeditions, wildlife safaris, National Park and glacier tours.

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.

Walking and cycling tours in Europe and California. Offices in Santa Cruz, California and Switzerland.

Offers over 150 distinctive bicycling, hiking, walking, and multisport vacations worldwide.

Customized trips including polar bear safaris, white water rafting and mountain climbing. Includes photo gallery, currency exchange and library.

Offers custom and fixed itineraries including trekking, climbing, skiing, kayaking, and biking worldwide. Includes details for fixed itinerary trips.

An adventure travel guides' co-operative specialising in canyoning, trekking, white water rafting, hiking, exploration, wildlife trips and tours around the World.

Trekking and cycling tours in Europe, Africa, New Zealand, and Asia. Offers both guided and self-guided tours.

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.

Offers trekking and biking trips to Nepal, Pakistan, Central Asia, Africa and South America.