The eerie ruins of an isolated abandoned town nicknamed "the Widowmaker" for its deadly gold mine.

Known as the "Fat Man of Maldon," Bright was a larger-than-life figure.

This dramatic sea spire is home to the world's rarest insect and is part of the lost continent of Zealandia.

Miraculous tree that seems to sprout out of solid rock.

The eroded core of an ancient volcano is now accessible by a short hike.

The highest point in Virginia can only be reached by passing through ponies and flowers.

This memorial in the Adirondack wilderness honors the accidental death of a Scottish entrepreneur.

Last stop before the top of the highest peak in the world.

At 16,627 feet above sea level, this unstaffed station is the highest in the world.

More than half of this Indian palace is drowned but it looks all the more spectacular for it.

Divers can encounter an abandoned warship encircled by a giant kraken submerged in the British Virgin Islands.

Abandoned for 60 years, this submerged bridge was completely forgotten until the lake was drained.

The only royal palace on U.S. soil has been a territorial capitol, a military headquarters, and a prison for a queen.

Macabre astrological automaton clock dating to the late 1400s.

This iconic Russian space museum sits on a landmark space production facility and houses the Vostok 1, the first manned spacecraft, that was also built here.

Centuries before the modern seismograph, Armenian monks measured quakes with this tilting pillar.

Hidden dwellings in the cliffsides of North Togo used by local Moba tribes to evade 18th-century slave traders.

The most remote tree in the world survived desertification, but not a drunk truck driver.

This jaw-dropping 19th-century bridge uses its reflection to form what appears to be a perfect circle.

Naturally protected city carved from a rock face.

The bluer than blue waters in these natural Israeli caves are reached via the world's steepest cable car.

The striking jade death mask of an ancient Maya king is displayed in a replica tomb in Mexico City.

A surprising, but overlooked example of geology in the middle of the nation’s capital.

An abandoned suspension bridge on the Falkland Islands is crumbling into the water.