The history of Tel Aviv told through a work of art.

This full-sized orange tree lives suspended in mid-air above the streets of Jaffa.

The world's largest collection of mechanical puzzles is a cornucopia of analog bafflers.

One of the largest collections of merchandise from the famous British sci-fi show can be found smack in the middle of Indiana.

A chapel built by Italian POWs during World War II tells a forgotten tale of the war on the home front.

A burial site located in the middle of a road.

The twin towers in this Chicago fountain use 50 foot tall video screens to spit on people.

Hidden beneath a bridge, this waterfall is known for the large amounts of graffiti painted on its base.

This enigmatic building features numerous architectural styles.

The ancient latrines of the Greeks, in all their public glory.

Carvings in Turkey's Marble Road may have directed ancient Romans to a hidden brothel.

The Greek War of Independence was declared at this medieval Byzantine sanctuary.

Legend says this sacred tree was a gift from goddess Athena.

Heralded as the world's first theater, these ruins are often overlooked as they reside in the shadows of the Acropolis.

A quirky bookstore hidden beneath a sea of whitewashed Greek villas.

This ancient Greek place of assembly and marketplace is being revealed layer by layer below the modern Athens cityscape.

This small 16th-century church in Athens is almost entirely surrounded by a modern building.

Where commuters walk through remnants of an ancient Greek necropolis.

This hidden stream beneath Indianapolis makes an appearance in the best-selling novel "Underground Airlines."

A hidden network of subterranean passageways lies tangled beneath Indianapolis' bustling City Market.

A lion given to the prime minister somehow got stuffed and sent to Florida.

Intertwined, interspecies trees which locals believe can grant boons to lovers.

The site of Martin Luther King Jr.'s arrest as he attempted to have lunch.

It's a pretty creepy lock-up.