The long, arduous journey of the stones of the Abbey of New Clairvaux.

This abandoned boat was left in place thanks to its rotting beauty.

A large sculptural artwork and garden in Escondido, California.

Get up close to emus and ostriches, or buy their tasty meat.

Tenacious mummies survived dental problems, eternal entombment, and more than their fair share of devastating fires.

A popular tourist cave with a dark past.

An extensive collection of ancient Egyptian artifacts and mummies.

The old Niles Canyon Aqueduct in the San Francisco Bay Area is a bemusing and secret trail through nature for wayward travelers.

A one-of-a-kind collection of a unique medium.

World's largest collection of serial killer artwork and other macabre exhibits.

An artsy hidden staircase leads to breathtaking views of San Francisco.

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

Acres of natural wonders left behind by a socialite-turned-gardener.

A ghost town at the airport is now a refuge for blue butterflies.

California's own medieval Italian castle, authentic down to the 300-year-old iron maiden in the dungeon.

An outdoor sculpture park of giant pink robots and post-apocalyptic Christmas scenes.

Canyon walls shrouded in ferns.

Quite simply the largest tree in the world (by volume).

A Swedenborgian glass church surrounded by redwoods sits perched atop a massive landslide area.

A look into the Church of Scientology's deeply unfavorable view of psychiatry.

This strange seaside tower got its name from a wealthy eccentric who would hide coins among its stones.

An underground mansion with fruit-bearing trees and grapes growing beneath the surface of central California.