Europe
Alpine Hikers, Bill Russell's Mountain Tours, Mountain Walks, Nova Trekking, Tour Aventure, Trekking in the Alps
Country Walkers
Offers walking and snowshoeing tours to over 60 worldwide locations.
Gibco Nature Walks and Blue Hole Tours
Andros, Bahamas Island - Leads tours of bat caves, termite mounds, and other attractions.
Mountain Nomad Adventures
Independent guides specializing in hiking and adventure travel.
New England Hiking Holidays
Offers guided hiking tours of North America, Europe, and the Pacific Rim with lodging in traditional inns, hotels, and guesthouses.
Yankee Travels
Hiking tours of Switzerland, the English Lake District, and the Canadian Rockies.