A ruined castle has more than its fair share of legends and ghost stories.

An English cenotaph honoring an American feminist icon.

Twisted buildings adorn the banks of the Rhine river.

Standing at the site of his former school, this sculpture celebrates Darwin's groundbreaking contributions to science and his deep connection to his birthplace.

Inside this Krakow church, an explosion of psychedelic color.

Polish luminaries and masterful folk art find sanctuary in this unique cemetery.

This grubby wall is said to be one of the Earth's esoteric energy centers.

St. Mary's features one of the most spectacularly decorated cathedral interiors in all of Europe.

Remnants from a time before electricity.

Legend holds that this knife serves as a chilling reminder of the deadly rivalry between two local builder brothers.

Around 30 ship figureheads are housed at this 11th-century abbey and gardens.

Covering 13 acres and hosting 3,000 shops, this is one of Africa's biggest urban markets.

A series of playful yellow penguins share a serious message about the environment.

Throughout this shopping mall are medieval ruins that were discovered during the mall's construction.

The medieval "Bearded Man" relief still serves as a clever flood warning marker.

A rocky sea serpent hides caves, blowholes, and a spectacular natural bridge.

Quirky Welsh observatory unites art and science.

A surreal statue honoring Prague's favorite literary son.

A Jenga-style cylindrical tower of books that appears to go on forever.

A plaque marks the spot where the saint was shoved off the Charles Bridge and into the river.

This tipsy office building in downtown Prague was originally called “Fred and Ginger.”

The statue of a cursed knight is said to come to life every 100 years.

Macabre astrological automaton clock dating to the late 1400s.

What looks like a suicide in progress is actually a statue of Sigmund Freud.