Anza led the first Spanish settlers from Mexico to Monterey, California in the 1770s.

A well-preserved example from a 1920s network of airmail navigation arrows sits near Interstate 15 in southern Nevada.

The rest of him lived another 61 years and was buried elsewhere.

A "gravitational anomaly" located in the redwood forests just outside of Santa Cruz, California.

Offering commanding views of the California coastline, this restaurant was a hub for the artists and bohemians of Big Sur.

Centuries of crashing waves carved out this small hole in the rock, which lights up at certain parts of the year.

Life in this isolated, hilltop lighthouse was lonely, but it sure was lovely.

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

A tree grown from astronaut seeds which were exposed to cosmic rays.

Unusual white sandstone formations in the Los Padres National Forest.

The first attack on the continental U.S. during WWII occurred off the coast of a quiet California golf course.

The oldest pictographs on this decorated rock formation in California's Carrizo Plain date back as many as 4,000 years.

Canyon walls shrouded in ferns.

Fifty years after a “blast blasted blubber beyond all believable bounds,” this idyllic natural area commemorates the carnage.

Rushing water plunges over a 100-foot drop created by an ancient lava flow at this majestic waterfall.

This lake in the Cascades lives up to its name, disappearing down a hole every spring.

This frequently-photographed waterfall takes only a short hike to visit.

A volcanic fissure over two miles long and up to 70 feet deep.

Back in 1952, you could get a mushroom cloud chaser with your atomic cocktail.

J.R.R Tolkien, C.S. Lewis, and other "Inklings" met at the Oxford pub to discuss the now legendary fantasy stories they were writing.

The now-abandoned tunnels were built for the transcontinental railroad on the route where the first wagon train entered California.

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

Once thought to be the oldest living tree in the world, Methuselah was germinated before the Egyptian pyramids were built.

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