The Darvaza Gas Crater, famously nicknamed the “Door to Hell,” is one of Turkmenistan’s most extraordinary landmarks. Located deep in the Karakum Desert, this fiery pit has been burning continuously since the early 1970s, when Soviet engineers reportedly set fire to a collapsed natural gas field to prevent the spread of methane.

Liège, located along the Meuse River in eastern Belgium, is a city shaped by industry, resilience, and an independent spirit that dates back centuries. Once the capital of a powerful prince-bishopric, Liège has always done things its own way and is lived-in and layered with working neighborhoods, student cafés, and markets that tell the city’s real story. Every Sunday, locals gather at La Batte, one of the oldest and largest outdoor markets in Belgium.

Located in Greece's Lesser Cyclades, Naxos is an island in the South Aegean Sea and popular for its spectacular beaches. A favorite tourist destination, Naxos is home to a variety of ancient ruins, including the Temple of Apollo - Grotta, the Temple of Demeter, and Apano Kastro.

The Cayman Islands, a trio of tropical gems in the western Caribbean, are renowned for their crystalline waters, coral reefs, and relaxed island lifestyle. Grand Cayman, the largest, is home to the famous Seven Mile Beach, a stretch of soft white sand fringed by turquoise seas.

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.