This star-studded Old Hollywood restaurant is where fettuccine Alfredo made its United States debut.

A Barbary Coast watering hole built into a Gold Rush shipwreck.

This turn of the century masterpiece has a mysterious goaty interloper.

Golden Gate Park's historic collection of plants.

A historic hotel that made a cameo in Hitchcock's classic film has no intention of letting guests forget its fame.

A still functioning vaudeville carousel that has operated for over a century boasts a colorful menagerie and past.

The biggest pinball arcade in the world has over 600 pinball machines, and 300 arcade machines.

San Francisco's urban bison herd has persisted in the face of extinction, development, and disease.

Big gun installations, built over a massive cemetery, now abandoned & hidden in trees.

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

A modern mechanical planetary system, part of a 10,000 year clock.

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

Visible below the waves are memorials to the city's Gold Rush dead.

The one-time watch house for incoming ships at the Golden Gate now stands abandoned and hidden in trees.

A favorite haunt of dinosaur loving children and hallucinogen loving hippies alike.

A "gravitational anomaly" located in the redwood forests just outside of Santa Cruz, California.

A pair of slides and a tree-lined stair corridor have been an urban oasis for nearly 40 years.

Relics of the 1894 Midwinter Exposition continue to delight visitors today.

Get lost in this haunting fairytale art walk through a man-made eucalyptus grove.

A tiny theater hidden in an alley plays a constant stream of short silent films for anyone willing to peer through the peephole.

This abandoned Civil War fortress is slowly being swallowed by the waters of Lake Borgne.

A toxic ghost town sitting atop a massive coal fire.

These remote Florida islands have a history of sea turtles and sunken treasures, and one of the world's largest coastal brick fortresses.

The only place for a truly presidential dram.