Kinshasa, the capital of the Democratic Republic of the Congo, is one of Africa’s most vibrant and unpredictable cities. Sprawling along the banks of the Congo River, it’s the third-largest city on the continent and pulses with music, art, and personality at every turn. Across the river lies Brazzaville, making Kinshasa part of the only pair of national capitals facing each other across a single waterway.

Tristan da Cunha is a remote volcanic island in the South Atlantic Ocean, forming part of a small archipelago along with Inaccessible Island and Nightingale Island. Known as the most isolated inhabited island in the world, it is accessible only by a week-long boat journey from South Africa.

Haines is a charming stop in the Alaska Panhandle and a gateway to Glacier Bay National Park and Tongass National Forest.

Norway offers a landscape shaped by glaciers, framed by fjords, and steeped in Viking history. The country's coastline stretches for over 100,000 kilometers if you count every inlet and island, which makes it one of the longest in the world. Travelers can take a ferry through the Geirangerfjord or cruise along the Lofoten Islands, where steep mountain peaks rise dramatically from the sea. These routes aren’t just scenic; they’ve been lifelines for coastal communities for centuries.

The Olympic Peninsula occupies the far northwest corner of Washington State, where mountains, rainforest, and coastline meet within a relatively compact area.