The eco-friendly boutique hotel in Guanacaste, Costa Rica is an ideal destination for a serene and secluded getaway.

In this Central American paradise, you can see tapirs and sloths, surf the Caribbean or Pacific, and dance to calypso music—all without joining the tourist masses.

The numbers are staggering. Thirty-one days. Three continents. Thirty-eight teams representing populations as vast as 237 ...