In all of the 29 years it was in operation, no prisoners ever escaped successfully... or so they claim.

Bring your own cardboard to the slippery slopes of concrete hidden in a neighborhood park.

A massive volcanic plug is now a protected area that hosts a number of bird species.

A chain of bells connect the California Missions and honor the legend of the "King’s Highway."

A deserted hodgepodge of experimental structures designed by nearby university students.

The small cave that housed Tennessee's "first citizen."

At 135 years old and counting, this historic print shop is heaven for poster nerds and music buffs.

The space-age building is home to one of the few remaining rotating restaurants in America, and the only one that inspired a 1980s sitcom.

This quirky UFO-shaped curiosity is often mistaken for the airport’s control tower.

Apartment building was once posh playground to the Hollywood elite.

A lonely Gondola stuck on a traffic circle sits in a spot where it once would have floated down the Grand Canal.

A gift from Abbot Kinney and a little bit of piece of Black history in Venice Beach.

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

The neighborhood shop is a sort of tiny cactus museum full of exotic specimens you can take home.

Authentic gondola hanging from the ceiling, notable mural in the back room.

Dozens of feral felines rule a segment of Hollywood's only graveyard.

A free library to stumble across, one of many placed worldwide if you know where to look.

Historic house-museum dedicated to the revolutionary gay graphic artist Tom of Finland.

Church and home-museum of a 1920s female revivalist preacher with a very sordid past.

Though tiki culture has gone in and out of fashion, the Tonga Hut has always been flying the flag in Los Angeles.

The beautiful 1920 Pantages Theatre remains hidden just underneath the LA Downtown Jewelry Exchange.

One of the world's longest murals depicts the history of diversity in Los Angeles.

A carousel trades in its classic horses and calliope for endangered species, native flora and fauna, and a modern soundtrack.

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