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

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

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

Crammed into a Baltimore row house is an oddities shop that sells everything from skulls to dead insects.

This lovely tree was a thank you gift from the man known as "Public Enemy No.1."

Giant heads occasionally litter the industrial Houston neighborhood where sculptor David Adickes has his studio.

A health museum containing a 27’’½-foot intestine.

This plaque marks a place where one of Hollywood’s most famous dancers got his start.

The only way to see Pittsburgh is from the top of this lookout point, just like the ancient members of the native peoples did.

Meet your friends, marry your true love, or tell your enemies to kiss your butt under this historic Pittsburgh timepiece.

The souvenir got the company’s founder out of a pretty pickle at the World’s Fair.

House of vintage taxidermy and Steampunk sculptures in a quiet Pittsburgh neighborhood.

The hallucinogenic center of the ancient world.

Julia Buccola Petta's body was peculiarly well-preserved when it was exhumed six years after her death.

Fragments of architectural wonders from around the globe are embedded in the newspaper building's walls.

These pretty kitties killed and ate as many as 135 railway workers.

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

A historic and oft-filmed prison stands in a Chicago suburb.

What was once the second largest steel mill in the US is now a sprawling complex of modern ruins.

A science teacher's dream.

Cold War intelligence agents monitored communist embassies from an attic in a former pigeon coop.

There's a crumbling old mansion inside the Smithsonian National Zoo.

A surprising, but overlooked example of geology in the middle of the nation’s capital.

Former villa and estate of James Deering developed to preserve native tropical forests.