Architectureal fantasy quarter of Rome.

The Pope’s secret escape route.

Ever hear of the Milazzo Cage?

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

A fairy tale castle in modern Rome.

The crypts of Capuchin friars decorated with the bones of over 4,000 friars, including an entire "crypt of pelvises."

Gods clash with machines in a power plant regenerated as a museum.

An Italian crevasse filled with abandoned buildings gives visitors a look at the world without humans.

The final resting place of the poets Shelley and Keats.

The hidden "ballroom" under a mansion lake was built by a criminal who ate a cyanide pill during his trial.

Jesus' footprints and the first catacombs in the world.

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

A Nesting Doll of Churches.

2300-year-old Roman road connecting the empire.