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

Over 50 exquisite hand-painted Renaissance maps decorate a Medici storage room.

Jesus' footprints and the first catacombs in the world.

2300-year-old Roman road connecting the empire.

The oldest operating pharmacy in the world features 800-year-old recipes.

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

Hundreds of lucky felines haunt the ruins where Caesar was murdered.

Ample proof that watery ends make for well-preserved, millenia-old mummies.

A Black Forest cuckoo clock theme park features one timepiece big enough to walk inside.

These blingy, baubled skeletons lie in glass boxes inside a baroque Bavarian church.

A wunderkammer of mysterious objects and stories.

A surreal museum of extraordinary industrial objects.

Small on the outside, big on the inside, this church is an astonishing act of visual deception.

A space dedicated to contemporary art and culture, co-chaired by fashion icon Miuccia Prada.

This curious building hides eclectic details like medieval gargoyles alongside naked angels and Art Nouveau mosaics.

One of the world’s smallest bars, just 13 square feet, is brimming with speakeasy flair.

An ossuary built in 1210 to collect bones from the Ospedale Maggiore of Milan.

The demolished ruins of a poorly located Japanese Love Hotel.

A remote and slightly overgrown park filled with replicas of world landmarks.

This seven story Japanese love hotel now stands in ruins.

A semi-abandoned replica of Prince Edward Island's Avonlea—in Japan.

A tiny collection of traditional Japanese woodblock prints, open only when the owner feels like it.

This town near Nagasaki is flecked with fruit-flavored bus stops.

The ruin of a Japanese love hotel almost completely overgrown with brambles.