Religious structure known for its sculpted details.

Pagan monument converted to Christianity with the population.

Massive stele returned to Ethiopia after 70 years in Rome.

Castle and secret tunnel withstood a siege until its owner was killed by the Holy Roman Empire, while sitting on the toilet.

Experience the "opulence, grace, and grandeur of Eureka's most famous Victorian Inn."

Detailed sandstone carvings show an array of symbolism and adorable animals.

St Bernard de Clairvaux Episcopal Church, better known as one of the oldest European buildings in the Western Hemisphere.

A Masterpiece with a Tragic History.

A fifth-century temple improbably built into the side of a cliff.

Some of the tallest ancient American ruins continue to inspire awe and curiosity.

A Netherlands hotel where you can sleep inside a wine barrel.

The world's largest neutrino telescope searches for secrets of the universe at the South Pole.

The oldest hall in Iceland was written of in the Sagas and features a centuries-old escape tunnel.

A magical and peaceful ruined Cistercian abbey in what is now southern Belgium.

Geometry and mystery come together in an epic show of octagonal masonry.

The stones of this Incan wall complex fit together so well you couldn't fit a piece of paper between some of them.

A small metropolis of Pueblo cave dwellings have been carved right into the hillside of this national monument.

High atop a Mexican rainforest mountain, this ancient pyramid once drew pilgrims countries away.

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

Restaurant in a 1741 farmhouse that touts the story of its haunting on its menus.

A railroad magnate's replica village has become home to a genetic seed bank for rare breeds of livestock.

Meet the bronze beloved pet to a family of famous peeing statues.

Once the home of a hermetic monk, this cave now houses a small church.

The oldest continually used church in Minneapolis also sells great meat pies.