More than 21,000 images fill this overlooked gem of a prehistoric site.

Despite time, colonization, and the brutal New Mexican heat, these Pueblo ruins still stand.

When life gave this firefighter a forest fire, he made a rough-hewn sculpture park using a chainsaw.

If drivers cross the rumble strip on this stretch of Route 66 at just the right speed it plays "America the Beautiful."

An Irish church where an 800-year-old mummy is reaching out of his coffin as if to shake hands.

Real bones which are said to have belonged to a Polish dragon.

Beneath Kraków Old Town's main square lies a hologram-filled medieval market vampire graveyard wonderland.

Monument to a suicide protesting the Soviet invasion.

This Prague museum collects brutalist relics and memories from the country's former Soviet rule.

Macabre astrological automaton clock dating to the late 1400s.

Despite attempts by local police to discourage it, Beatles-inspired graffiti has been a means for artists to air grievances for decades.

This Hungarian castle was built out of cardboard and wood until it proved so popular that it got upgraded to stone.

Museum dedicated to the terror regimes of Hungary.

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

The earliest known map to show America, discovered by accident at a Paris bookshop.

This Italian-style temple replica has been threatening to fall off the Irish coast for hundreds of years.

A museum marks and documents the site of the Titanic's launch.

This ancient Irish tower could easily have stood in for Rapunzel's prison.

This permanent collection of preserved bodies taken from Irish bogs is one of the leading authorities on such morbid mummies.

A corkscrew-shaped barn in Ireland.

This singular Irish dolmen is more Frank Lloyd Wright than upright stonehenge.

An outstanding and haunting glimpse of the horrors of the Great Famine of Ireland.

An Irish town has built a statue to a silent film actor simply thanks to the holidays he once spent there.

This single room has survived the centuries with almost no deterioration.