The world's most famous donkey lives in this pen.

Guarded by the Angel of Grief, the Stanford family tomb attracts an odd mix of halloween revelry and somber contemplation.

This small monument to the great inventor contains a time capsule and a Wi-Fi hotspot.

Four miles of pipelines form the model of still-functioning retro-tech efficiency.

This odd California folly seems like it was almost designed to accumulate urban legends.

A hidden world of exotic succulents and cacti.

Rodin's famous depiction of Dante's 'Inferno', amidst a sculpture garden of many of his other works.

The most beautiful Taco Bell in the world even has surfboard parking.

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

Historical trolley restoration and operation at History San Jose, Kelly Park.

An extensive collection of ancient Egyptian artifacts and mummies.

A life-sized mammoth sculpture marks the spot where the remains of a Columbian mammoth were discovered in 2005.

A peculiar mansion built by the troubled heir to the Winchester Rifle Company fortune.

The headquarters of the semiconductor giant has a 10,000-square-foot museum.

If you are looking for a used Russian battery, Chinese Ham Radio or other electronic oddities this Flea Market is a good place to start.

This airfield played a key role in both World War II and the Cold War.

One of the largest free-standing structures ever built, this dirigible hangar is now simply a giant skeleton.

From the Difference Engine to the Cray-1, all under one roof.

A fleet of automotive automatons sleep in this otherwise unremarkable urban garage.

A sudden forest of traditional Papua New Guinean art works is hidden in a corner of Stanford University.

San Francisco Bay's ghost town.

Successful artist residence program has filled this ranch with dozens of sculptures over the years.

This unique formation appears as though an asteroid landed on the forest.

A trail weaves through the verses of a poem illustrated by stone sculptures inspired by Native American pictographs.