This Central New York ghost town was once a prosperous railroad community.

Ten shipwreck-shaped chalets lie along the sand dunes on Namibia’s Skeleton Coast.

Stockholm's last remaining paternoster elevator.

The last resting place of the famous Native American princess is marked by a haunting monument.

A subterranean world of tunnels links several buildings of this rare 19th-century asylum.

Huge otherworldly domed rocks on the shore of a deadly lake.

In the days before house numbers, these colorful signs held clues about various buildings' purposes.

This great stone guardian of the forest is a relic from the land's volatile volcanic past.

One of the largest helium balloons in the U.S. is a 112-foot ginormous orange.

A moody and picturesque riverside ruin overgrown with vegetation.

The enormous earthwork sculpture honors the ponies that lived and worked in the old colliery.

This network of narrow, medieval passages has the most delightful name.

The largest fountain in Bratislava.

Homestead Cemetery hold the remains of the United States' first known professional tattoo artists.

The ruins of an abandoned medieval city where the last Byzantine emperor was crowned.

The “City of Stairs” sits high in the Andes, above the world’s largest underground copper mine.

A little-visited ghost town state park offers a glimpse into Montana’s "Silver Queen."

This off-the-beaten-path abandoned town is a relic of Montana's silver mining boom.

This old mining town, deep in the California desert, has a year-round population of one.

A desert settlement founded and later abandoned by Hawaiian members of the Church of Jesus Christ of Latter-day Saints in Utah's Skull Valley.

One man spent 10 years building a spectacular section of road because no one else would.

This cramped crevasse saw the entire population of its island suffocated inside its depths.

This macabre monument atop an ancient well gives a nod to a brutal episode in Scottish clan history.

An outstanding piece of retro Sci-Fi architecture built into a sacred mountain.