The mysterious round rocks of Schooner Gulch.

This historic steamboat is scuttled just a few hundred feet from where it was built over a hundred years ago.

A collision of human error and natural geothermal pressure created this rainbow-colored geologic wonder.

These muddy eruptions are less deadly than actual volcanoes but also more holy.

Resonant stone, that has been played since prehistoric times.

Mysterious hillside with a continuously burning natural fire.

A submerged archeological park still holds the wonders of a Roman Sodom.

Home to nearly a third of the world's mud volcanoes, Azerbaijan is home to a messy, bubbling, and sometimes explosive landscape.

A Buddhist theme park brings you a Buddhist version of Hell.

The largest stone moai on Rapa Nui.

One man's artistic vision is a small town government's legal battle.

No one really knows how these old hobby horses got here, but the herd keeps growing.

Hidden in plain sight on the Hudson River is an abandoned train station where nature has taken over.

A train station that was abandoned by the coal industry and was later converted into a cocktail bar.

Thousands of rusting train cars have been slowly falling apart on the edge of Greece's second largest city.

Tucked away on an empty wooded lot in suburban Oklahoma City lie the remnants of an abandoned circus camp.

This Sri Lankan cemetery is the final resting place of sci-fi legend Sir Arthur C. Clarke.

Some of the earliest burial grounds of New York State are to be found hidden away in this quaint town.

The largest wine cellar in the world is a 150-mile network of underground caves near the capital of Moldova.

This abandoned Soviet circus is slowly being restored to its Communist-era glory.

There is a mouldering Jewish cemetery hidden away in the capital of Moldova.

Stalin's prisoner-built rail line sits in ruin, never having a single car ride its tracks.

A forgotten remnant of the Soviet Union, Transnistria is an unrecognized country hidden behind a heavily militarized border between Moldova and Ukraine.

The smallest country in Australia is a principled little thing with a friendly emperor.