The graffiti-covered ruins of an abandoned trading post in the middle of the Navajo Nation.

This immigrant bridge once spanned the Thames but is now a fixture of an Arizona city.

In Tucson a giant metal snake helps pedestrians cross a busy highway.

Walk through the actual strap iron cells and solitary chambers of Arizona Territory’s first prison.

What is the Thing?

The world's largest military aircraft cemetery.

America's only nuclear missile silo open to the public.

An abandoned facility that has become a place of ritualistic satanic worship, or so rumor has it.

The "world's biggest dinosaur" once housed a creationist museum in its abdomen.

The abandoned zoo enclosures offer a perfect place to experience the other side of the bars.

This iconic L.A. bookshop is housed in an abandoned bank—both symbolic and chic.

These delicate buggers are some of the rarest fossils that have bubbled up from the Tar Pits.

Crypt mausoleum in cathedral's basement contains relics of third century Roman martyr, Saint Vibiana.

Historic funicular railway, believed to be the shortest railroad in the world.

This serene oasis in an affluent Los Angeles neighborhood holds some of Gandhi's ashes and got Elvis into Eastern Philosophy.

Scores of vintage street lamps shine along L.A.’s Miracle Mile.

Los Angeles's oldest cemetery allows visitors to trace the history of this proud city.

Beautiful Victorian buildings from L.A.'s forgotten architectural past.

Once strictly off-limits, this lower level housing curious and priceless vehicles of the Petersen Automotive Museum is now open to the public.

This traditional garden in the San Fernando Valley doubled for Star Fleet Academy, and is irrigated entirely by wastewater.

This opulent hotel has been visited by Spider-Man, Charlie's Angels, and the Ghostbusters.

Come crisp December nights, this fairly plain neighborhood becomes a holiday dream world.

The quiet canyon has a tumultuous history involving a doomsday cult.

An historic and oft-filmed spot for musclebound iron pumpers on the Pacific coast.