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

A master of trompe-l'oeil creates a stunning, tourist-fooling dome out of a flat ceiling.

A Nesting Doll of Churches.

New Preston and Kent, Connecticut - where Friday the 13th, Part 2 was filmed.

A reliquary of pop culture marvels, including the world's largest (and most terrifying) Jack-in-the-Box.

I-95's Tijuana-style celebration of kitsch at the Carolina border.

Elvis's own personal tropical hideaway.

This Memphis recording studio launched the careers of Jerry Lee Lewis, Johnny Cash, and Elvis Presley.

This replica of the Greek structure is in the heart of Nashville.

One of the few surviving "Wigwam"-themed motels.

An alternate history park where the Union Army loses the war... to dinosaurs.

Exact replica of the ancient monument, but much, much lighter.

A sacred site for Native Americans surveyed by George Washington and owned by both King George III and Thomas Jefferson.

A particularly creepy abandoned hospital that sparks interest for lovers of the supernatural.

This demolished goliath of American industry once loomed over the depressed town it once made thrive.

Ant sculptures march up the side of what used to be an iconic spot in punk rock lore.

Buildings that dynamite couldn't bring down were abandoned because of bathroom issues.

A toxic ghost town sitting atop a massive coal fire.

World's first "penitentiary," meant to be humane, drove men insane.

America's most famous museum of medical oddities is home to the remains of Albert Einstein's brain.

Discovered by cows, these upstate New York show caves are presented with a healthy dose of psychedelic folk art.

A notorious punk house turned co-op.

Touching mementoes from those who didn't make it back from World War I still hang in one of New York's oldest bars.

A semi-scholarly approach to sex.