Eco-Explorations - Specializing in trips and activities in environmentally sensitive areas.
Eco-Tourism Sri Lanka - Offers eco and adeventure tours to parks and wildlife conservation areas.
EcoAventura Mexicana - Offering rafting, paragliding, balloon rides, and other tours in Mexico.
Ecoresort Adventures - Specializes in safari, birdwatching, and scuba diving trips in East Africa.
Ecoservice - Hunting, fishing, and ecotourism services in Kazakhstan.
Ecosouthwest.com - Specializes in educational, cultural, and adventure travel throughout the American Southwest.
Ecosummer Expeditions - Ecologically-oriented adventure tours with many international destinations.
Ecoteach Study-Tours - Study and ecotours to Costa Rica. Classroom and volunteer opportunities with environmental, ecology, conservation, Spanish, and education projects available.
Ecotour Expeditions, Inc. - Nature tours to the Amazon rainforest of Brazil, the Galapagos Islands, Costa Rica, the Pantanal, the Tambopata Reserve in Peru, and the Ecuadorian Amazon.
Ecotourism Melanesia - Offers a variety of adventure, nature, and community-based tour packages in Papua New Guinea and the Solomon Islands.
Ecotours New Zealand - Directory of ecotourism operators and their activities within New Zealand.
EcoTur Baja Tours - Adventure tours and eco tourism cover all of Baja's peninsula.
Ecoventura - Offers ecological adventures in the Galapagos Islands.
- Equestrian guided tours in Loire Valley.
Ed Blank's Adventures on the Fly - Offering guided trips to many areas of the world including Alaska, Belize, Christmas Island, Costa Rica, and Patagonia.
Ed Hamilton & Co. - Booking agency offering free independent charter advice on all Caribbean bareboat companies and crewed sailing / motor yachts.
Ed Hamilton and Company - Independent booking agency specializes in bareboat and fully crewed charters in the Caribbean.
Edelweiss Bike Travel - Offers motorcycle tours around the world. Features calendar, guides, contact information, and reservations.
Edge to Edge Adrenalin - Specializes in extreme sports and eco-tourism tours throughout South Africa, including abseiling, sky diving, kayaking, and more.
Edgill Hospitality - Specialise in equestrian vacations in Ireland including trail riding in Slieve Bloom mountains and fox hunting.
Edmonton Ghost Tours - As the night falls in Old Strathcona you will be guided through the haunted and historic streets and back alleys of Old Strathcona in Edmonton, Alberta where you will hear unearthly stories of ghosts, hauntings, and the unknown.
Education Away - Residential activity centre for primary school aged children.
EF Smithsonian - Partnership effort between EF and Smithsonian Institution which organizes educational tours to historic places of America, for adults, teachers, and students.
Egypt & You - Tour operator offering a variety of packages for popular destinations in Egypt. Includes tours of Cairo, Alexandria, Luxor, pyramids, and the Sphinx along with Red Sea tours and Nile cruises.
Ekahi Tours - Provides van tours of Hana, Haleakala Crater, and Kahakuloa Valley, Maui.
Ekowisata Natural - Ecotourism operator based in Jakarta, Indonesia offering trekking, bird watching, rafting, and camping trips in Mount Halimun National Park. In Bahasa Indonesia.