Portugal offers a layered experience shaped by maritime history, deep-rooted traditions, and a coastline that stretches for nearly 1,800 kilometers. In Lisbon, the streets of Alfama wind uphill toward São Jorge Castle, where views of red-tiled rooftops and the Tagus River reveal how the city was rebuilt after the 1755 earthquake. Trams still clatter through narrow streets, and fado music, often performed in candlelit taverns, tells stories of longing and the sea.

In the southern deserts of Peru, Nazca invites visitors to look beyond the horizon. This small city is world-famous for the mysterious Nazca Lines, enormous geoglyphs etched into the desert floor more than 1,500 years ago. From the air, shapes like hummingbirds, monkeys, and even a stylized astronaut come into view, some stretching over 300 meters. Their exact purpose remains a mystery, fueling decades of theories.

Katmai National Park and Preserve lies along Alaska’s remote Pacific coast, shaped by volcanism, glaciers, and deep time. The area gained prominence after the 1912 Novarupta eruption, one of the largest volcanic events of the 20th century, which transformed the landscape and led to the creation of the Valley of Ten Thousand Smokes.

Thanks to the implementation of a coastal highway in the 1980s and the government's subsequent infrastructure investments, Natal is now the largest city in Brazil's Rio Grande do Norte. Visitors are drawn to its beautiful beaches, white sand dunes and a diverse cultural experience. The city also lays claim to having some of the cleanest air on the continent as well as the world's largest cashew tree, the Cajueiro de Pirangi, which produces roughly 70,000 nuts annually.

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.