Places tormentacelestial Wants to Go

The oldest functioning mailbox in Spain was installed in 1793.

An uninhabited village that preserves and documents rural architecture and an endangered way of life.

An Antoni Gaudí masterpiece in Astorga.

The gaunt visage of this angular Christ giant is enough to put the fear of God into all who see it.

A monument at Alicante Marina honors a little-known hero of the Spanish Civil War.

The largest statue of this convex, homogeneous object with just one stable and one unstable equilibrium point.

This ghostly Alaska village still clings to a steep cliffside despite having been abandoned for over 50 years.

A garden in the middle of the most inhospitable continent.

Antarctica's bustling metropolis, originally established by Richard E. Byrd.

Now abandoned, the first public health hospital in the U.S. saw more than one million immigrants from around the world.

At night, this memorial illuminates a ghostly outline of a footbridge that connected two sections of the Warsaw Ghetto.

This region of Slovakia boasts some of the most plentiful opal mines in the world.

A church of bones, decorated with 40,000 human skeletons.

The Avenue of Mausolea is a series of grand palatial tombs.

Light still pours into the ruins of this ancient Islamic observatory.

This "tower of death" has acted as an observatory, a religious hub, and an executioner's lair.

An underground world of gorgeous, palatial metro stations designed as a nuclear shelter complex.

Once a luxurious flagship of the Soviet Union, this Brutalist structure remains a landmark of Tashkent’s communist past.

A little church on a tiny island looks like something from a fairy tale.

A city built from mud and known as the "Manhattan of the desert."

An exquisite example of Uyghur Islamic architecture.

This Tibetan monastery has survived multiple attacks and is also a sky burial site.

Described as "the world's most blinging pool."

A series of caves under Castle Hill that once held the prisoner Vlad Tepes, better known as Count Dracula.