A mysterious bridge over a sunken Roman road.

Intensely colorful calcite pools in Southern China.

This abandoned fishing settlement may well be the greenest village in the world.

A peculiar forest that was handcrafted for government experiments.

A registered historic landmark shrouded in unsettling local legends.

A whimsical and twisted animatronic monster tour beneath the streets of Berlin.

San Diego's most historic and haunted home.

A program of Communist glamour in post-Stalin Poland is preserved in this colorful museum.

The walls and ceiling of this Polish church are decorated with thousands of skulls, with another 21,000 skeletons just below.

The largest catacomb system in the world.

This attraction was abandoned after the Chernobyl disaster.

The ghost town left by the worst nuclear disaster of all time is being taken over by nature and urban explorers.

A muddy alien landscape that is home to rare species of exotic plants.

The romantic botanic tunnel feels like a well-kept secret.

A small town Romanian cemetery filled with darkly humorous gravestones.

Some call this eerie forest of crooked trees the "Bermuda Triangle of Romania."

As the aging humans of this Japanese village die off one local artisan is replacing them with eerie homonculi.

One of the world's largest tanks mimics the experience of watching rare whale sharks, giant rays, and deep sea creatures from the ocean floor.

White beach sands made of the remains of tiny, star shaped creatures.

This Kyoto Starbucks takes coffee drinkers back in time.

A remarkable lava formation encloses a line of Buddhist statues that can't be accurately counted, according to local mythology.

Coast along one of Japan’s mountain railways for coveted views of magnificent hydrangeas.

Steaming blood-red hot spring from hell.

Reportedly 1,400 years old, this may be the first of the Fiji Mermaids.