A historic hydroelectric power plant serves as the unusual backdrop for a public park.

This historic pink parlor keeps Phoenicians cool with homemade, retro ice creams.

A geological mystery on Camelback Mountain.

Open since 1938, this diner has kept its fountain, malt machine, and all the gum that greasers left beneath its counter.

The installation’s official name, “You Who Are Getting Obliterated in the Dancing Swarm of Fireflies,” says it all.

The exit of the largest prisoner-of-war escape attempt on American soil during World War II.

The unusual burial monument of Arizona's first governor.

The historic “pink house on the hill” is an architectural gem that now serves as a center for water conservation.

A self-built castle made by a mysterious man.

Thousands of Mexican Free-Tailed Bats soar around an abandoned storm drain at sunset each summer.

This striking public art installation is suspended above a public park, designed to gently move in the breeze.

This 14th century wine cellar is home to the oldest barrel-stored wine in the world.

A pink sandstone column once used in ancient times to measure one's belly after a night of debauchery.

Visitors dating back to the 1600s carved their marks in the stones of the iconic tower.

Memorials at a Florence railway station remember the citizens who were deported from Italy and sent to extermination camps.

This strange bovine gargoyle is said to have been put in as a passive aggressive form of revenge.

Overlooked amid the tourist bustle of Florence, this museum is dedicated to the craft of stone inlay.

A copy of the famous statue can be found in this Florence piazza, along with one of the most breathtaking views of the city below.

A medieval weapon rumored to have been used by the brilliant poet himself.

Legend says this mysterious stone head belongs to a woman who was petrified by an alchemist.

Secret refuge and museum of the Duke of Florence.

Drink wine handed out through a window as part of an age-old tradition.

An incredible menagerie of more than 3 million taxidermied animals at the oldest science museum in Europe.

Renaissance hospital featuring a rotating door into which unwanted babies were dropped.