Adventures in Panama  
   Based in Panama City. Offers tours, including climbing, canyoning, hiking, and tubing. Includes photos, resume of the staff, and contact information.
   http://adventurepanama.tripod.com

Osa Aventura  
   Tour guide and outfitting services featuring multiple day expeditions in Costa Rica's Corcovado National Park. Activities include hiking, scuba diving, kayaking, and horseback riding.
   http://www.osaaventura.com

Mayan Bike Tours  
   Mountain biking, rafting, hiking, birdwatching, horseback riding, and caving tours in Guatemala.
   http://www.guatemalaventures.com

Slickrock Adventures  
   Offers adventure sport expeditions including sea kayaking, whitewater rafting and kayaking, underground river running, mountain biking and tours of Mayan ruins in Belize. Includes details of packages, policies and request form. Based in Moab, Utah.
   http://www.slickrock.com/

Costa Rica Outdoor Adventures  
   Includes details of tour packages, travel FAQs, reservation and contact information. [English and Spanish]
   http://www.croutdooradventures.com

Costa Rica Expeditions  
   Offers rafting, sea kayaking, wind surfing, hiking, horseback riding, tennis, golf, fishing, diving, birding, and biking. Includes information on trip planning, photo gallery, facts about conservation, lodging, contacts, and booking information.
   http://www.costaricaexpeditions.com/

Belize Adventure Tours  
   Operates professionally guided multi-sport adventure tours in Belize. Activities include sea kayaking, kayak sailing, snorkeling, diving, fishing, rainforest hiking, caving, and wildlife viewing.
   http://www.islandexpeditions.com/