The dazzling capital of the Czech Republic, the explorable Prague has fittingly been nicknamed "the City of a Hundred Spires." Halved by the Vltava River and notable for architecture Baroque, Renaissance, and Gothic, visitors will find much to take in here.

Barranquilla sits near the mouth of the Magdalena River on Columbia's Caribbean side. It is a major seaport and a center of commerce, but everyone breaks loose for four days in February for one of the liveliest carnivals outside of Rio.

The only coral island in the archipelago, Anegada is one of the British Virgin Islands and best known for its secluded beaches, extensive salt ponds, and nearly flat elevation which gave rise to the name Tierra Anegada, Spanish for "flooded land."

Sífnos is a Cycladic island in the southwestern Aegean, known for its whitewashed villages, stone-paved lanes, terraced hillsides, pottery workshops, and well-marked walking trails. Apollonia, the island’s main settlement, spreads across several hills at the center and serves as its cultural and social hub. Smaller villages such as Artemonas, Kastro, and Exambela retain traditional houses, churches, courtyards, and narrow alleys.

Bikini Atoll, a remote ring of islands in the Marshall Islands, is one of the most sought-after wreck diving locations in the world. These underwater sites are preserved in a time capsule-like state, providing a rare look at history submerged in a silent world of coral and marine life.