Krabi, located on the southwest coast of Thailand, is known for its towering limestone cliffs, warm Andaman waters, and a coastline dotted with over 150 islands. One of its most iconic sites is Railay Beach, which is accessible only by boat due to the cliffs that cut it off from the mainland. Railay is famous among rock climbers for its natural limestone formations, some of which hang directly over the sea.

Nouakchott, the capital of Mauritania, is a city that blends the desert’s quiet rhythms with the daily life of a growing urban center. Its coastal setting, unique cultural traditions, and access to the desert make Nouakchott both an introduction to Mauritania and a gateway to exploring the country further.

Uvita is a small coastal community in southern Costa Rica's Puntarenas Province, located along the Pacific coast on the Osa Peninsula region. The town is surrounded by tropical forest, rivers, mangroves, farms, and beaches, with the forested mountains of the coastal range rising inland.

Besides being one of the largest and most remote of the Galapagos Islands, Fernandina Island is home to the area's most active volcano. It also boasts the most pristine ecosystem; unlike other islands in the Galapagos, Fernandina has thus far avoided the introduction of any non-native mammal species.

Scoresby Sund (Kangertittivaq in Greenlandic), on the eastern coast of Greenland, is the largest and longest fjord system in the world. On the northern side of the fjord's mouth sits Ittoqqortoormiit, the only permanent settlement in the region and home to less than 500 residents. The region is well-known for its Arctic flora and fauna.