Staircase winds down the side of Telegraph Hill through gardens, wild parrots flying overhead.

This private residence was the template for one of the most beloved television homes of all time.

In all of the 29 years it was in operation, no prisoners ever escaped successfully... or so they claim.

A peculiar mansion built by the troubled heir to the Winchester Rifle Company fortune.

One of the largest Marian shrines on the West Coast stands rather unexpectedly in Silicon Valley.

The last remaining relic of San Francisco's glittering 1915 Panama Pacific Exposition.

Golden Gate Park's historic collection of plants.

Smack in the midst of coal country, this collection provides a peoples' history of Appalachian miners' heritage.

A memorial in coal country commemorates the victims of an all-too-preventable mining disaster.

This tiny man looms large over downtown Charleston.

Canyon walls shrouded in ferns.

Haunting and beautiful trees, doomed to die.

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

A remote desert lookout offers unparalleled views of the California badlands for those who brave the trek.

This rock formation named for its unique shape is one of many that call the Alabama Hills home.

The "world's biggest dinosaur" once housed a creationist museum in its abdomen.

Along a California highway is a kind of Jurassic Park made of metal.

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

This Big Sur waterfall drops 80 feet directly into the Pacific Ocean, and inspired the hillside house up top.

Two rocks in a perpetual kiss and one of "the most romantic spot in America."

A strange house built only at night, with rumored mystic inspiration.

The southernmost outpost of the Russian Empire in colonial America.

The mysterious round rocks of Schooner Gulch.

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