This beautiful ridge-top trail is dotted by tiny homes apparently built by a group of itinerant fairies.

The world's largest wooden trestle stretches across this desert canyon in Anza-Borrego Desert State Park.

A vast city of the dead, where the deceased outnumber the living by more than a million.

A library built during San Francisco's pioneer times is a student's retreat, bibliophile's sanctuary, and chess player's delight.

Swarms of butterflies cannot compare to the awe inspired by the publicly-funded nakedness once displayed in this sunken garden.

Millions of years of oxidation make a drive down this winding Death Valley road surprisingly colorful.

Fonts are born and bred here at the oldest letterpress type foundry in the United States.

A walk down memory lane in the heart of one of San Francisco's most notorious neighborhoods.

Gorgeous purple flowers drape from the world's largest blossoming plant.

Adolph Sutro's little-known, geographically inaccurate, deprecated monument.

Smooth basaltic rocks tell a tale of ancient glacial waterfalls.

The overgrown ruins of a once thriving World War I-era copper mine.

Longtime headquarters of controversial boys' club for the world's wealthiest and most powerful.

Another of California's unused Cold War missile defense complexes has become a graffiti gallery.

The miraculous hydrant that saved the Mission District in 1906.

The hidden jewel of Disneyland: a members only playground for the Disney elite.

Travelers leave tea kettles in a remote part of Death Valley as part of a mysterious, decades-old tradition.

The house where Good Will Hunting was written is a surreal fairytale abode.

Along a California highway is a kind of Jurassic Park made of metal.

A cozy bookstore is tucked within an old gold mine shaft beneath the cafe and ice cream shop.

The remains of a 12th-century chapter house in Golden Gate Park.

This old mining town, deep in the California desert, has a year-round population of one.

San Francisco's oldest operating hotel, with a Victorian atmosphere and a "haunted" fourth floor.

The abandoned train depot now doubles as a well-placed rest stop for those who take the road less traveled.