Glencoe lies in the western Highlands of Scotland, where a long, steep-sided valley cuts through mountains shaped by ancient volcanic activity and glaciation.

This small yet charming city in Alaska's panhandle is a throwback to the gold rush era. Skagway is a well-preserved part of Klondike Gold Rush National Historical Park.

The Lemaire Channel is a spectacular sight with enormous sheer cliffs falling straight into the sea. It's a narrow channel flanked by the Antarctic Peninsula on one side and Booth Island on the other. So photogenic is the channel that it's nicknamed 'Kodak Gap', and it's only once you're well within it that a way through is visible.

Serbia is a country where centuries-old monasteries sit just a short drive from lively cities, and where the past is never far from daily life. In Belgrade, the capital, Kalemegdan Fortress offers panoramic views where the Danube meets the Sava River. This fortress has witnessed more than 100 battles and been rebuilt many times over two millennia. Within its walls are Roman ruins, an open-air military museum, and quiet park paths perfect for wandering between centuries of layered history.

Belém do Pará sits at the edge of the Amazon, where river and bay meet in a landscape with activity and color. The Ver-o-Peso Market spreads along Guajará Bay, welcoming early morning boats laden with fresh fish, herbs, fruits, and Amazonian goods. Recognized by UNESCO as a Creative City of Gastronomy, the local cuisine marries Indigenous, Portuguese, and African traditions to create dishes found nowhere else.