• Academic Tours Offering cultural and archaelogical tours in Europe.

• ACE Study Tours Subjects include art, archaeology, history, music, drama, geology, and wildlife.

• Acotra World Travel Specializes in discount and educational airfares.

• ADVENT Tours Offers a range of subject-based educational tours covering topics such as English, arts, geography, history, languages, and drama.

• American Christian Tours Educational tour programs for Christian schools to Washington, D.C. Custom tours for church groups.

• Anglia Battlefield Tours Offers battlefield and pilgrimage tours in Britain and Europe for schools, colleges, and the general public.

• Argentina ILEE Spanish language school in Argentina. Study Spanish through conversation and active learning.

• Cactus Language Offers language courses, online classes, and travel adventures throughout the world.

• Casterbridge Tours Provides worldwide educational and cultural programs for school, college, and adult groups. Also offers performing itineraries for choirs, bands, and orchestras.

• Classical Cruises Offers educational voyages aboard small ships in various regions of the world.

• Classical Pursuits Offers a variety of learning vacations for adults to share their ideas about literature, art, and music.

• Cope Crest Learn during your stay. Subjects include regional studies featuring the Appalachian Mountains, cultural studies, and ecology studies.

• Costa Rica Study Tours Also offers custom tours, including agricultural, peace, and naturalist trips.

• East-West International Tours, Inc. Professor-led tours to Asia and Europe.

• Educational Tours & Cruises Specializes in educational group travel to Greece, Italy, and Turkey.

• Educational Travel Alliance, Inc. Educational journeys to Europe, Latin America, and beyond for student and adult groups.

• EF Explore America Organizes North American group trips for adults, teachers, and students. Professional tour directors lead educational tours.

• Four Winds Ranch Offers lodging and tours that aim to provide a bridge between the Native American and European cultures.

• Global Vistas International educational travel for high school students, teachers, and adult groups.

• INdepth Travel Offers cultural immersion tours of Buenos Aires for people who want a historical and current perspective of the city.