An "anarchical" no man's land, complete with garbage sculptures and a hobo-run "Landfillian Library."

A large instrument played by the wind.

Megachurch turned Catholic church comprised of 10,000 glass panes.

The most unique castle in all of Southern California, entirely constructed from repurposed materials.

The largest permanent Monopoly board makes one of the longest games even bigger.

Julia Morgan's Moorish-Gothic labyrinth of fountains, trees, natural light and Oakland's notable dead.

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

A hidden subterranean installation offers a view of the sky.

Neither Spanish settlers nor anyone since has been able to tell who built these strange California rock walls.

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

A former utopian healing center created by a huckster and built by derelicts.

Stripes of flowers bloom each spring in a 50 acre rainbow of color.

A storybook European village in Berkeley.

Travelers exchange letters with woodland creatures at this mini post office.

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

One of the most scenic stretches of road in America winds between some of the country's oldest trees.

Behind this beachfront shop lies a spectacular, colorful sea cave with an equally colorful past.

This massive geographical sculpture is so subtle, it's possible to pass by it without noticing.

Brightly colored 30-foot-tall totems light up the desert sky just outside Las Vegas.

The drama of nature in full effect in this Nevada State Park.

This stone complex marks the urban center of a lost civilization.

Now containing the bones of the actual conquistador, instead of someone else.

Death rituals and sacrifice inside a Peruvian megalith.

The stones of this Incan wall complex fit together so well you couldn't fit a piece of paper between some of them.