The granite head appears to be deep in thought and half buried in the ground.

This ghost-town bar has bullet holes and plenty of stories lurking within its walls.

To get to or from this Canadian ghost town, you'll need to cross 11 single-lane bridges.

A six-person chapel in the middle of Alberta's badlands.

After 400 years of being closed to the public, this monastery's underground tunnels and secret garden are now a museum.

A centuries-old forgotten underworld lies beneath Malta.

Dynastic Home of the De Piro Family.

This church is named for one of the most dramatic tales in the early Christian church.

When a supermarket opened up shop within a medieval building it became protected by UNESCO on a technicality.

A forgotten "city of water" underneath the famous Trevi district.

Romans decided this 16th-century "talking statue" was so ugly, they named it after a primate.

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

A particularly disconcerting tribute to Irish martyrs.

The enchanting archway is the only surviving portal into Dublin’s lost medieval wall.

This neon landmark has been posing this deadpan question to follicly-challenged Dubliners for over 50 years.

This Irish show cave is said to have been the site of a Viking massacre that claimed 1,000 lives.

The ruins of a medieval monastery named after a type of tree.

This single room has survived the centuries with almost no deterioration.

You can see three Irish counties from this Neolithic hillside fort, once the seat of the Kingdom of Ailech.

These murals stand as reminders to the troubled history of this Northern Ireland city.

This 19th-century prison once held Irish revolutionary Constance Markievicz, writer Frank O’Connor, and a nine-year-old pickpocket.

A hugely vast Irish landscape of barren rock that stretches for miles.

The oldest pub in Ireland may also be the oldest surviving bar in the entire world.

This Irish museum in a historic 19th century market pays tribute to the glory of butter.