Mangroves meet sandy beaches in laid-back Maragogi, a growing town whose locals and visitors both head to the sea for sunset drinks and socializing. The most sought-after treasures are off the coast, where the Gales de Maragogi marine reserve shelters crystal-clear ponds, coral reefs, and colorful fish.

It’s true: parts of Belize are getting touristy. But San Ignacio remains rustic, making it a great base for budget-friendly tropical adventure travel. Canoe on the Macal River, or walk to Mayan ruins at Cahal Pec (just be warned: it's uphill).

Puebla lives in the shadow of the active Popocatepetl volcano, which provides a spectacular backdrop to one of Mexico’s Pueblos Magicos (magic towns). Characterized by its colorful, Talavera-tiled buildings and hailed as the birthplace of mole poblano, Puebla is Mexico at its best.