A surprisingly beautiful abandoned World War II military base in East Greenland.

Stockholm's narrowest alley is barely over two feet wide.

With former lives as a bomb shelter and government parking lot, this shop is one of China’s most extraordinary locales for book-lovers.

Amazingly, this centuries-old wooden monastery is still standing today.

These ruins are a hidden gem, complete with fantastic views over the cliff edge.

An abandoned desert hamlet swallowed up by sand.

If you visit Santa's village, you can get your passport stamped to show you crossed into the Arctic Circle.

These abandoned vessels are destined to be reclaimed by the forest.

A cluster of historic bathhouses built on the famed hot springs that gave the Georgian capital its name.

Once part of an ancient international harbor, it's now an all-you-can-eat shrimp buffet for flamingos and other water birds.

A Trabant car, a kangaroo statue, and a plethora of plants take over this abandoned-factory-turned-bar.

Vietnam's largest Buddha statue depicts a female sage.

These towering cliffs jut dramatically from the middle of a barren desert.

This oceanside Reykjavik spot is speckled with recycled sculptures and large stones.

This Vietnamese bar doubles as a multistory labyrinth.

A mysterious set of tunnels carved in the hills of rural northern Kyushu.

A rare cluster of alien-like plants grows along a dusty highway.

One of the most acclaimed eateries in Arkansas is a two-table diner on the ground floor of a family home.

This print shop boasts one of the largest pinball arcades in San Francisco.

Ride aboard a centuries-year-old steam engine and explore dozens of trains parts, including an unusual "comboose."

The village's cobblestone streets are lined with shops displaying exquisite copper craftsmanship.

Watch the seas clash at the place where according to Maori tradition, the spirits depart for their journey to the afterlife.

This enigmatic stone pool is all that remains of an ancient palace.

Some of the best Persian food in New York comes from the front window of an unassuming pizza shop.