A restaurant and observation deck built in a unique broadcasting antenna.

The bones of two medieval royal lions were discovered at the historic fortress.

A tribute to an explorer and naturalist often overlooked by history.

Repository for more than 22 million pickled specimens.

This marine reptile was discovered by one of the 19th century's greatest fossil hunters.

The beloved beast's taxidermy remains sit in the Natural History Museum's cafe.

Also known as the Temple of Poseidon, this is one of the best-preserved Greek temples in the world.

The only visible remains of this ancient Greek underground temple is its roof protruding from the earth.

According to the legend, this structure was built in a single night with the help of the devil.

Beautiful views and Roman-style statues on the Italian coast.

This seaside Italian village doesn't just look Escher-esque, it actually inspired the mind-bending artist.

This bronze boy sits on one of Capri's rocky cliffs, waving at the passing boats.

This clifftop arch is a natural stunner.

This amazingly well-preserved villa just outside Pompeii boasts rare examples of ancient Roman paintings.

Ancient snack bar of the Roman Empire re-opened.

Before it was buried by volcanic ash, this fast-food restaurant fed the hungry hordes of ancient Rome.

The walls and streets of the ancient city are peppered with penises.

The last moments of the ill-fated Pompeiians, frozen forever in plaster.

Erotic art covers the walls of the largest ancient pleasure palace.

These "anatomical machines" are only one of the many strange items in this Italian crypt.

This medieval city gate is now a blend of the past and the modern world.

The relics of dozens of martyrs are stored in a single chapel.

This 17th-century passageway is home to numerous bookshops, a witch legend, and the oldest pizzeria in the world.

The once forbidden "secret cabinet" of erotic art from excavations of Pompeii and Herculaneum.