Sail across the Gulf of Mexico and discover the tranquil island of Cozumel, famed for its world-class diving spots and delicious seafood. Take in the historic gems of Cartagena, Colombia, and cruise to Panama to cross its historic canal, a 20th-century engineering marvel. See the lush rainforests and verdant landscapes of Puntarenas, the tropical jungle of Costa Rica and explore Cabo San Lucas on the southern tip of the Baja Peninsula.