This small Catskills village has six independent bookstores and more bookshops than restaurants.

What was once a trend-setting, phrase-coining icon of architectural splendor is now a rotting, forgotten hulk.

Neon signs that grace the windows of Bergdorf Goodman's and Tiffany & Co. come from this studio in Brooklyn.

This old cement mine has been used as everything from a mushroom farm to a recording studio.

The only intersection in America where the buildings on all four corners were built pre-Revolutionary War.

The world's largest kaleidoscope, designed by a 1960s psychedelic artist.

Sleep in a climate-controlled plastic bubble for the night.

What if all public housing projects had been designed by "the Pygmalion of modern architecture," not only their prototype?

Sky ships, planes, and portraits left as unique tokens of hope and thankfulness.

"Drunken ship" sculpture memorializing the French poet in the city where he died.

This modern museum of Mediterranean culture is surrounded by a surreal concrete honeycomb.

This historic island prison holds one of the dungeons from the Count of Monte Cristo even though it is a work of fiction.

Pompeii's less famous neighbor is still revealing her secrets.

A town saturated in Italian rationalist architecture was once marshland drained by Mussolini.

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

A submerged archeological park still holds the wonders of a Roman Sodom.

A sulfuric hellscape in southern Italy.

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

Ruins of a 10th century church tucked away deep in a botanical garden.

The remains of a town so thoroughly destroyed by French forces that the citizens simply left.

Medieval town turned hippie commune, once home to the secret foreskin of Jesus Christ.

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

Roman-era ships unearthed...

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