Chuuk, one of the four states of the Federated States of Micronesia, is best known for its vast lagoon which is one of the largest enclosed lagoons in the world. But what sets Chuuk apart is what lies beneath those calm blue waters: an entire underwater fleet of sunken warships, aircraft, and submarines left from World War II. Often called the "Ghost Fleet of Truk Lagoon," these wrecks make Chuuk a global destination for experienced divers.

Douglas is the capital of the Isle of Man, occupying a broad bay on the island’s eastern coast and serving as its main commercial, cultural, and transport center. The town developed around a natural harbor and remains closely connected to the sea, with the Douglas Sea Terminal handling ferry services and other vessels.

Yamoussoukro is the political and administrative capital of Côte d’Ivoire, located in the country’s central region amid gently rolling land, cultivated fields and patches of forest.

Lekki is a rapidly developed coastal district of Lagos, Nigeria, extending eastward along the Lekki Peninsula between the Atlantic Ocean and Lagos Lagoon.

Grand Rapids sits along the Grand River in western Michigan, shaped by industry, reform, and a strong civic culture.