Tropical Backpackers Costa Rica - Traveling light tourism guide to hotels, hostels, inns, and tours, with photo galleries and extensive links. [English and Spanish] - http://www.tropicalbackpackers.com
Rain Forest Aerial Tram - Cable cars over the tree tops. Locations near Jaco Beach and Braulio Carrillo National Park. Hiking and birdwatching. Describes ecosystems, offers reservations and travel information. [English/Spanish] - http://www.rfat.com
Tico Organico - Offers information about various non-profits and indigenous communities with sustainable ecotourism projects. Includes rustic lodging in rural cabins and volunteer opportunities. - http://www.ticoorganico.com/
US State Department - Costa Rica Consular Information Sheet - Offers general country and travel information including entry and exit requirements, safety and security, crime, health and transport. - http://travel.state.gov/travel/cis_pa_tw/cis/cis_1093.html
Cooprena R.L. - An organization of local community cooperatives promoting rural ecotourism. Includes information on lodges and hostels, budget rates, tours, educational field trips, and volunteer programs. - http://www.turismoruralcr.com/
Cupotico - Offers discounts and coupons on hotels, tours, shopping and dining. - http://www.cupotico.com/
Costa Rica Meetings & Incentives Bureau - Hospitality trade association offers directory of hotels and tour operators. [English/Spanish] - http://www.costarica-incentives.com
Grupo Mawamba - Operates lodges near Tortuguero and Rio Macho and a restaurant at Braulio Carrillo. Also offers excursions and kayaking. [English/Spanish] - http://www.grupomawamba.com/
The Pros and Cons of Ecotourism in Costa Rica - Analysis of benefits and costs of the country's success in developing its ecotourism industry. - http://www.american.edu/projects/mandala/TED/costa-rica-tourism.htm
Costa Rica No Artificial Ingredients - Tourism Board educational programs for travel agents and tourist companies. Provides maps, brochures and general information for travelers. - http://www.visitcostarica.com/