European Travel Network - offers worldwide directory of flights and hotels.

Excite Travel - offers destination guides, hotel and flight reservations, rental cars, travel tips, and more.

InfoHub Specialty Travel Guide - includes destination, accommodation, and traveler assistance information.

International Society of Travel Medicine - organization of professionals dedicated to the advancement of the specialty of travel medicine.

International Student Travel Confederation - a nonprofit confederation of student travel organizations around the world whose focus is to develop, promote and facilitate travel among young people and students.

Let's Go Travel Guides - accurate and sassy, travel tips for the student on a budget.

Massachusetts Office of Travel and Tourism - featuring history, events, tours, online reservations, and more.

Pacific Asia Travel Association (PATA) - association serving tourist offices, hotels, and travel-related companies throughout the Pacific Asia region.