The last remaining relic of San Francisco's glittering 1915 Panama Pacific Exposition.

One of the most unusual geological features, recognizable from a dozen hit movies.

Aqueducts have dramatically changed this old lake, now home to tufa towers and its very own species of tiny brine shrimp.

The hallucinogenic center of the ancient world.

Standing in a state of "arrested decay," this ghost town allows for a detailed peek into Gold Rush life in an unusually harsh climate.

The original "capsule building" is a masterpiece of Metabolist architecture.

Japanese island famous for poison gas and fluffy bunnies.

Hot springs monkey spa in the middle of Hell's Valley.

The sound of swaying stalks in this stunning grove has been named a governmentally recognized sound.

An exquisite tunnel of cascading flowers.

This North Carolina store preserves a historic moment in America's movement for racial equality.

The highest point in Arizona is an oddly snow-topped peak within the otherwise arid state.

A collaboration of art and ornithology mourns the calls of Sydney's lost birds.

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

The L.A. Zoo has a secret garden of rare bootleg cycads, a palm specimen dating back 280 million years.

Sister store to the Echo Park Time Travel Store.

Magical-looking cottages that inspired one of the most famous animated films ever.

This glamorous old building is said to have inspired the Tower of Terror.

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

Established in the '60s, a family-owned tropical drink bar founded by Ray Buhen, bartender to the stars.

World-famous, Pink's still manages to keep its prized cult fetish status.

Hollywood's most famous landmark, the "temporary" sign that has stood for decades longer than intended.

This sandstone mansion was the home of two of Oregon's most important pioneers.

The world's smallest park was dedicated in 1948 as the only colony for leprechauns west of Ireland.