Southeast Spain's seaport of Cartagena is a large naval base on the Mediterranean coast. The city was founded in 220 B.C. and boasts Roman ruins, mosaics and murals.

If you find yourself in Rotterdam, there's a strong chance you've arrived by water. This popular port city (the second largest in the Netherlands) has gone through an architectural renaissance since World War II, with daring, innovative structures dotting the city (cube houses!) and defining its skyline. Café culture is on the rise here, so grab yourself a table and a cup.

The Caribbean Sea, a gem nestled between the Caribbean islands and the coastlines of Central and South America, offers a breathtaking escape into a world of azure waters and tropical allure. Encompassing over 2.5 million square kilometers, this sea is renowned for its crystal-clear waters, vibrant coral reefs, and idyllic islands.

Nestled along the cliffs of the Gulf of Naples, Sorrento will charm you with its picturesque scenery and breathtaking coastal views. Three hours south of metropolitan Rome, Sorrento provides easy access to many of Italy’s most beloved destinations, including Naples, Pompeii, Amalfi, and Capri.

Latvia invites visitors to explore a land where medieval streets meet vast forests and a lively coastline. Riga, the country’s capital, is home to one of the largest and best-preserved collections of Art Nouveau architecture in Europe. Walking through the Old Town, visitors can admire intricate facades and cobblestone streets that lead to landmarks like the House of Blackheads and St. Peter’s Church, whose tower offers panoramic views of the city.