The neon signs from Las Vegas' past find their final resting place at this unusual graveyard.

James Turrell's total color immersion art installation, hidden on the top floor of a luxury handbag shop.

This hidden Art Nouveau courtyard is an opulent feast for the eyes.

The middle finger of modernity.

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

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

The doodles of a genius line the walls of a secret room under the Medici Chapel, where they were hidden for nearly 500 years.

Architectureal fantasy quarter of Rome.

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

The yawning maw of this pagan visage is said to bite off the hands of liars.

Architectural monsters are devouring this palace's every door and window.

The crypts of Capuchin friars decorated with the bones of over 4,000 friars, including an entire "crypt of pelvises."

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

The legendary building that needed ghostly approval before being built.

This hilltop park offers magnificent views and a Frank Lloyd Wright masterpiece.

Legendary prop shop filled with one man's collection of scientific curiosities.

During prohibition, corrupt city officials ran drinking dens under the streets of Downtown Los Angeles.

Bug-devouring flora are the stars of a special wing of the glass conservatory.

This weird abode has inspired everything from the "House On Haunted Hil" to a robot hunter's pad.

Whiskey lovers, this is your happy place.

Contemporary art inspired by natural history and science drawing on ancient techniques in a modern world.

A nursery specializing in strange and beautiful succulents and cacti.

The most unique castle in all of Southern California, entirely constructed from repurposed materials.

An underground mansion with fruit-bearing trees and grapes growing beneath the surface of central California.