Costa Rican Culture History and Archaeology
100 Years of Archaeology in Costa Rica
John Hoopes' extensive bibliography of Costa Rican archaeology.
Geography of Costa Rica
Costa Rican maps, figures, and facts from About's guide to Geography, Matt Rosenberg.
Middle American Research Institute
At Tulane, conducts, supports, and publishes research in the anthropology, and especially the archaeology of Mexico and Central America.
Nicoya Polychrome is the name given to the Early Post Classic period in Costa Rica and El Salvador
Portals of the World: Costa Rica
From the US Library of Congress, facts and figures on the current and historical Costa Rica.
Traveling with Kids in Costa Rican EcoTours
From About's guide to Travel with Kids, a guide book to the ecotours available in Costa Rica.