Sofia, Bulgaria’s capital, is a city where the past meets the present in a symphony of ancient history, stunning architecture, and vibrant urban life. At the heart of Sofia lies the Alexander Nevsky Cathedral, one of the largest Eastern Orthodox cathedrals in the world. With its golden domes and elaborate frescoes, this architectural marvel serves as a symbol of Bulgarian identity and a must-see attraction.

Surrounded by Passamaquoddy Bay, St. Andrews' relaxed pace can be linked to the rhythm of powerful tides that can rise over 28 feet. The intertidal zone is an ever-changing landscape that nourishes a rich diversity of marine creatures. A guided walk over the tidal flats will prepare you to explore the area's many coves and islands.

San Nicolas, known as Aruba’s “Sunrise City,” offers a completely different vibe from the island’s resort-heavy northwest coast. Located at the southeastern tip, this former oil refinery town has reinvented itself as the cultural heart of Aruba, filled with vibrant street art, local galleries, and a strong sense of community.

Morro Bay is a coastal city on California’s Central Coast, situated around a natural harbor between San Luis Obispo and the Pacific Ocean. Its most recognizable landmark is Morro Rock, a large volcanic plug rising at the entrance to the bay. The city’s waterfront includes fishing docks, marinas, beaches, and a working harbor, while wetlands and dunes surround parts of the shoreline.

Situated in Croatia between the cities of Sibenik and Trogir on the Adriatic coast, the small town of Primosten was once an islet connected to the mainland by a bridge, replaced by a causeway around the 17th century. Its name is derived from the Croatian verb primostiti meaning "to bridge".