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.

Roatan is the largest of the eight islands known collectively as Las Islas de la Bahia. Brilliant clear blue waters and palm fringed beaches are cooled by gentle trade winds. An extensive reef system offers the most spectacular diving and snorkeling in the Western hemisphere, while inland nature reserves give an up-close look at native wildlife, including monkeys, sloths, and parrots.

In Edinburgh, an ancient fortress looms, the hills are steep, and travelers delight in the hidden charms of the Old Town and New Town. Hike to find spectacular views on Arthur's Seat, shop the downhill streets of the Royal Mile, and visit Edinburgh Castle, an imposing royal fortress that defines this city's skyline.

High in the Khumbu region, Lobuche sits in a stark alpine setting along the trail toward Mount Everest. Surrounded by rocky terrain and glacial formations, the village stands close to the Khumbu Glacier, where the landscape shifts into shades of gray, white, and deep blue. The air here is thin and crisp, and the silence is often broken only by the wind moving across the valley.

South Korea is a land where ancient traditions live alongside futuristic cities. From Seoul’s grand palaces and vibrant arts scene to the volcanic landscapes of Jeju Island and the tranquil reflection of rice paddies in rural valleys, the country balances its rich heritage with constant reinvention.