Adventures in Education: Offers general interest and specialized Spanish immersion courses, as well as art- and nature-focused tours. Provides schedule and rates.
Horizon Guatemaya: Offers travel services such as booking, complete tours, and guides. Provides sample itineraries, photos, and company history.
Lake Atitlan, Guatemala: Part travel magazine, part travel guide to the most beautiful lake in the world.
Panajachel: Travel information about Panajachel. Hotel, restaurant, transportation, shopping, entertainment and activity information.
Panajachel.info: Directory of hotels, restaurants, and tourist activities. [English/Spanish]
Union Travel: Brief discussion of travel possibilities, with contact information. [English/Spanish/French; May not work in all browsers]