A ghost town that held steady longer than most, but finally gave up the ghost.

This ghost town was once a cult-like religious utopian settlement.

Settled by the Church of Jesus Christ of Latter-day Saints in 1859, this abandoned frontier town has appeared in several films.

The marker offers a rare chance to be in four U.S. states at once, though there's some controversy over its geographic accuracy.

Home to the infamous "Typhoid Mary" and the worst loss of life in New York's history prior to September 11, 2001.

The final resting place of the great escape artist, where some still gather to wait for his escape from death.

Empty, but not abandoned, this cavernous Brooklyn loading dock was once considered the largest individual building in the world.

The last remnants of what was once one of the world's grandest hotels can now be found in a Manhattan subway station.

The walls are decorated with whimsical murals painted by the creator of the Madeline franchise.

The first museum in the United States dedicated entirely to posters.

This former Welsh metal factory is now a lovely abandoned relic but was once one of the industry's world leaders.

This well-preserved Cistercian Abbey in a romantic pastoral setting has inspired artists like the poet Wordsworth.

This abandoned asylum in Wales might look haunted, but it's still beautiful.

The decaying ruins of Wales' first asylum for the mentally ill.

An abandoned early-20th-century boomtown sits within the Calico Rock city limits.

The final remnant of the Arkansas zinc industry is this historically protected ghost town.

Built from oil field parts and resembling a teepee, this abandoned mid-century church is hoping for a comeback.

Abandoned for over 20 years, this art deco seaside swimming pool is a magnificent waste.

On a site with a long military history, a 1980s shelter.

In the quiet village of Fulmodestion, the ruins of a medieval church remain hidden among vines and foliage.

The remains of an anti-aircraft battery from World War II look out over Glasgow.

One of the earliest large-scale "hyper" roofs in the U.K. is now a derelict roadside attraction.

An abandoned, desolate train tunnel that was used during World War II.

The abandoned transportation hub hides within the Glasgow attraction it once served.