The ancient tomb acts as a calendar that keeps perfect time.

A corkscrew-shaped barn in Ireland.

Obelisks and stone pineapples in the Irish countryside.

An 80-year-old plane tree is devouring an iron bench at Ireland's oldest law school.

This ritzy Italian market is built around a statue of an unforgiven heretic who was burned for his belief in an endless universe.

Jesus' footprints and the first catacombs in the world.

This colorful and fiery mural depicts the Irish folk story of the beloved hero Cuchulain.

A devastating booze inferno poured through the streets, claiming several victims who drank it.

Exquisite wall sculptures carved in secret by an early quarryman in an obscure corner of the Paris Catacombs.

A museum of magic with a Sadist past.

Weird wax anatomical models reside here, as do other anatomical specimens.

This lesser-known Frank Gehry building houses a treasure trove of cinema history.

Claude Monet was baptized in this lavishly ornate Paris church.

The video game-themed street art first popped up in the French city.

This frog-themed restaurant was frequented by Picasso, Saint-Exupéry, and more.

The historic Masonic Lodge in which the first-ever female Mason was initiated.