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

The oldest lighthouse on America's west coast no longer needs keepers, yet they maintain the site anyhow.

Every year, over 25,000 monarchs overwinter in Pacific Grove.

This cabin from the 1850s is one of the first structures built by Chinese immigrants in California.

A charming easy-to-miss sculpture garden filled with whimsical and thought-provoking metal sculptures.

This ramshackle ghost town is comprised of mining-era buildings collected from around the region.

One of the last free public hot springs is decorated with hippie art.

This giant temperature attraction created some giant electric bills.

A mountain range on an active U.S. Navy base hides thousands of mysterious prehistoric rock carvings.

Carved by a waterfall in a hard-to-reach rock formation, this heart-shaped rock has inspired romantics for decades.

One of the best places to dig—some say on the planet—for six different types of chalcedony.

The highest dunes in California are the most likely place in the area to hear the Singing Sands.

A massive hydrovolcanic explosion left a half-mile wide crater in Death Valley.

Travelers leave tea kettles in a remote part of Death Valley as part of a mysterious, decades-old tradition.

The liveliest ghost town in the state.

Smooth basaltic rocks tell a tale of ancient glacial waterfalls.

The rocks in this arid basin leave trails of movement behind them.

Twelve plaster figures inspired by da Vinci's famed painting haunt the desert landscape above a real-life ghost town.

Potential high level nuclear waste storage site for the next 10,000 years and beyond.

This crumbling Death Valley mining complex was known for its use of giant, 20-mule team wagons.

"Only the devil could play golf here."

The lowest point in North America is home to an undrinkable pool surrounded by fields of geometric salt flats.

Millions of years of oxidation make a drive down this winding Death Valley road surprisingly colorful.

Ten 25-foot-tall, beehive-shaped kilns, abandoned in Death Valley.