One of several skulls claiming to belong to the beheaded St. John the Baptist is on display at this Roman church.

An alchemist's "magic door" stands in the middle of a Roman park.

A curious collection of locks and keys.

Two awe-inspiring globes from the reign of the Sun King hang from the ceiling of France's national library.

These ancient sacred grounds granted amnesty to those who managed to reach them.

This black shoreline is made up of exploded lava particles.

Rare mummified forest could offers a glimpse into how our environment has been changed by humans.

This Italianate house was the childhood home of the prominent Canadian painter, Emily Carr.

While these wooden totems bear a striking resemblance to First Nations artwork of British Columbia, their actual origins lay on the opposite side of the Pacific Ocean.

This memorial was created by an Irish nurse who lived in New York City during 9/11.

At the crypt of St. Mary of Eulogies and the Dead you are left alone to ponder mortality among piles of skulls.

This tiny little island has, as the name says, just enough room for its single house.