Surfing is a must try in Costa Rica. You can get surf lessons pretty much anywhere on the beach. It is one of the most popular things to do in Costa Rica. Tamarindo, Jaco, and Puerto Viejo are great places to surf.
tan lines with a silly band! okay I tried this all summer and it doesn't work! you can never put it in the same spot because you don't tan enough in one day to see the lines. and my silly band melted on me one time!