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

Macabre astrological automaton clock dating to the late 1400s.

This haunting tombstone comes complete with a heartbreaking story of love and loss.

Wedding chapel's mysterious spiral staircase said to be miraculously constructed.

A museum dedicated to the alleged Roswell Incident.

The only arched bridge made of stone on the entire Mississippi River.

One of Canada's oldest museums, the beautiful Redpath has been serving up Natural History and Ethnography since 1882.

Designed by Buckminster Fuller, this relic of the 67 Expo survived fire and ice.

The oldest burial ground in the city, final resting place of city founders, Ohlone natives and murderers alike.

A museum dedicated to exhibiting remarkable outsider art.

The oldest cemetery in New Orleans, resting peacefully for over 200 years now.

The Cathedral of Salamanca has a number of unusual carvings but none so surprising as a modern astronaut.

An ancient Egyptian temple in the middle of Madrid, Spain.

One of Ireland's most infamous prisons for rebels including men, women and children.

A sacred well steeped in Pagan roots on the West Coast of Ireland.

The original film set of Luke Skywalker's Tatooine home from the 'Star Wars' trilogy.