Useful resources include the American Association of Retired Persons (AARP, 888/687-2277, www.aarp.org ), whose benefits include a Purchase Privilege Program offering discounts on airfares, hotels, car rentals, and more. The AARP also offers group tours for seniors.
Canadian company ElderTreks (tel. 416/588-5000 or 800/741-7956, www.eldertreks.com ) and Elderhostel (tel. 800/454-5768, www.roadscholar.org ) offers educational Road Scholar tours to Costa Rica for seniors, including ecological tours in which participants contribute to the welfare of Mother Nature.
Thinking of retiring in Costa Rica? I recommend the Live or Retire in Paradise Tour offered by Christopher Howard (tel. 800/365-2342, www.liveincostarica.com ), author of The New Golden Door to Retirement and Living in Costa Rica; and Living Abroad in Costa Rica, by Erin Van Rheenen (www.moon.com/books/living-abroad ).
The Association of Residents of Costa Rica (tel. 506/2233-8068, www.arcr.net ) serves the interests of foreign residents as well as those considering living in Costa Rica.