In addition to the huge variety of things to do - walking the park's easy trails, white-water rafting, ocean cruising, and big-game fishing, to name but a few - this is one of the lushest places in Costa Rica, with spectacular white-gray sand beaches fringed by thickly forested hills home to; squirrel, white-faced, and howler monkeys, three-toed sloths, and other wildlife.