Believe it or not, this is the final resting place of the man who created the Odditorium.

Built to hold Gold Rush wealth, this building has withstood the test of time.

His discovery kicked off the Gold Rush. One of the hands on this commemorative statue points to the spot where he found the precious metal.

Once the largest town in eastern Yuba County now sits abandoned.

Home of what was the largest hydraulic mine in the world, producing gold and the first diamonds in the U.S.

A train tunnel that was made obsolete by the dam it helped create.

This concrete tangle of square pipes has stood as a proud thorn in the city's side since the '70s.

Bonsai garden in Oakland is curated by the first non-Japanese female bonsai master in the United States.

Its dark depths conceal millions of rare, delicate crystal formations.

California's first suspension bridge.

A middle school sports field that many believe was the true location of the first successful powered flight - and not by the Wright Brothers.

Art Deco stylings conceal the true nature of this bridge.

The tallest bridge in California was constructed for a project that was eventually cancelled.

This museum remembers the tough Mormon trek across America through an intriguing array of artifacts.

This raised bulls-eye visible from space was the subject of an intense geologic controversy.

The largest outdoor art gallery in the Northwest United States.

Bizarre lunar-like landscape with thousands of large stone "hoodoos."

This lava formation earned its whimsical name from the log-like formation of it stones.

A 90-foot-tall psychedelic "tree" on the side of the highway has baffled passersby for decades.

Despite sitting firmly in the global cradle of the Church of Jesus Christ of Latter-day Saints, this Hare Krishna temple is host to one of the largest color festivals outside India.

Pyramid home to an obscure religious group that practices modern mummification.

Water flowed out of the town's unusual tree stump fountain in the 1930s, and the well still runs today.

Mark Twain once stopped at this rest station during his journey to Nevada.

This granite monument at the site of an ill-conceived tourist attraction is built from the same stone as the Mormon Temple.