Submerged trees jut ghost-like out of an idyllic turquoise mountain lake.

Stunning Roman aqueduct used for 1900 years and still standing.

This chest hospital with a dark, haunted past serves as a fitting set for horror films and a paradise for ghost hunters.

A gravity-defying "devil's bridge" that has a surprising architectural feature for its stability.

Cursed swimming pool left abandoned is now a favorite of filmmakers and ghost hunters.

Mountain where Jesus was first tempted by the Devil.

Catalonia Tradition: Beating the hollow Christmas log until it defecates in your fireplace.

Turntable anonymously received orphans, alms, and groceries.

An unusual stroll through gentlemen's erotica demonstrates that pornography is timeless.

A small church ornamented with medieval erotic sculptures.

15,000 year old bison sculptures.

Wonderland replication in progress by one persistent man.

Abandoned waterpark turned counter-culture mecca.

Construction of Barcelona's iconic (but controversial) church is expected to be completed in 2026—a century after the death of its architect.

This cemetery features modernist statues as strange as its name.

A 16th century chapel decorated with bones, skulls, and entire bodies hanging from the wall.

This small chapel is built of human bones and decorated with a golden skeleton.

Bold black and white motifs of life and death add a dramatic flair to this 17th-century crypt.

A Spanish artist builds his own castle.

Spanning the El Chorro gorge, this pathway used to be one of the most dangerous crossings in the world.

Moorish signal station on a stratgic rocky outcrop.

Considered the birthplace of the Copper Age and Bronze Age, the river is tinted red from 5,000 years of mining.

A Spanish town built into the cliffs.

The final resting place of the great navigator, or maybe his brother.