Europe's only Temple of Mithras located in a natural cave.

On a small island, a replica of a Finnish village from the Iron Age.

A beautiful little museum hidden away in the heart of Barcelona holds a treasure trove of Ancient Egyptian artifacts

Discover the mummified remains of Ancient Egypt in the middle of metropolitan Tokyo.

Considered "the most original, complete, and unimproved" circles in Aberdeenshire.

One of the largest pagodas in Nepal is a 13th century testament to regional craftsmanship.

A 2,000-year-old Iron Age fort offers stunning ocean views.

This beautifully situated lakeside Roman settlement was likely built during the reign of the Emperor Hadrian.

This modern tandoor eatery was once a canteen for Soviet farmers.

This anthropological museum offers a glimpse into the lives of the Indigenous peoples of the Amazon River Basin.

One of Alaska's most significant ancient sites, spanning millennia and cultures, is right under the feet of some famously fat bears.

This rocky outcrop served as a quarry for some of the bluestones that sit at the center of Stonehenge.

This sculpture of a rider on horseback once crowned the tomb of an Iberian aristocrat.

The exhibition explores the Icelandic city's Viking Age history.

The only known mosaic depicting the Greek god of sleep, Hypnos.

This ancient monument has been dissembled and put back together at least twice.

A natural wonder with mythological ties to the local Ainu tradition.

The largest collection of artifacts from the Olmec civilization, the mother culture of Mesoamerica.

A striking depiction of Teotihuacan's mysterious "Spider Woman."

The outside of this exposed Moche pyramid is covered with striking colorful adobe friezes.

This partially reconstructed Aztec pyramid gives a glimpse of what its larger counterparts would have looked like.

This strange sculpture of a menacing skull surrounded by sun rays was discovered at the foot of the Pyramid of the Sun.

Deep in the Guatemalan jungle stands an ancient pyramid that once marked the reign of a king.

One of the oldest remaining Catholic churches in England is home to the hand of a 7th-century saint.