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.

Part of the British Virgin Islands, Virgin Gorda is an island in the Caribbean famous for The Baths National Park, whose natural geologic granite formations dot the island's beaches and create stunning tidal pools and grottoes.

Iguassu Falls, straddling the border between Brazil and Argentina, is a breathtaking natural wonder that captivates visitors with its sheer scale and beauty. This UNESCO World Heritage Site boasts the largest waterfall system in the world, with nearly 275 individual falls cascading over a rugged landscape.

Regensburg, Germany’s medieval gem, will transport you to a bygone era. The site of both Celtic and Roman settlements, Regensburg flourished in the Middle Ages.

Located in western Austria, Innsbruck is a charming European destination on the banks of the Inn River. A popular stop for skiing, Innsbruck is nestled within the Alps and offers a variety of cable cars to whisk you to the mountains for outdoor sports and spectacular views of the Innsbruck below.