Rome's ancient Etruscan rival, now a park full of ruins.

One of seven Jewish catacombs in Rome and one of only two open to the public.

A mysterious chasm in the heart of the ancient Roman Forum, the Lacus Curtius was once believed to be a gateway to hell.

A fairy tale castle in modern Rome.

The skull of the patron saint of lovers lies in the Basilica di Santa Maria in Cosmedin—maybe.

The yawning maw of this pagan visage is said to bite off the hands of liars.

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

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

Manhattan’s Battery Park has a whimsical carousel full of spinning, glowing fish.

Human skulls and a stuffed goat made into a rocking chair can be found at this strange little store.

Rome's semi-secret peephole vista is also a former Crusader stronghold.

A vast array of tropical plants collected by a vacationing couple.

Hundreds of skulls and bones at the largest skeleton museum in the country.

This nine-story building can be played like an instrument.

These strange large stones served as a campsite and lookout post for generations of Native Americans.

A psychological self-portrait in the form of a giant, segmented head.

This scented city oasis was a labor of love.

What began as an art installation is now the private drinkhaüs for a brewery's employees.

A wrecked ship dating back to the American Revolution was only recently discovered off the Delaware coast.

The magical, mossy forest that inspired Princess Mononoke.

An enchanting monastery in the Spanish countryside appears lifted from a fantasy tale.

Once home to Komodo dragons, this island dreamscape has a rare combination of white, pink, and black sand beaches.

This collection of French root art looks like an indoor fairy wonderland.

This delightful little museum is dedicated to only one thing: pasta.