Olfactory delights in San Francisco's Botanical Gardens.

The only theatre in the world constructed specifically for sound movement.

Non-profit time travel mart sells goods you would need for a trip through the fourth dimension.

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

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

Inside this library turned museum, the history of Modesto and Stanislaus County is on full display.

An expansive and intricately restored mansion remains from over a century ago--and so do its ghosts.

An alley covered with 20 years of bubble gum.

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

This eagle-topped spire remembers the military commander who snatched up California for the United States.

The oldest continuously operating church in California.

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

Housed in a memorial lighthouse, this museum relays the history of surfing, beginning with the antics of royal Hawaiian teenagers.

Island ghost town detailing Flagler's folly in building the Overseas Railroad.

The air force base preserves its scars from the Japanese attack on Pearl Harbor.

An authentic replica of an Asian temple and garden hidden amongst the natural beauty of Hawai'i.

A Hawaiian stairway to heaven—that you can't climb.

Hidden behind a YMCA stands the remains of a ceremonial site that dates back hundreds of years, whose ground is still considered sacred to many Hawaiians.

One-time winter retreats of prolific inventor Thomas Edison and his friend Henry Ford.

This home is decked out like a psychedelic explosion of colors and bowling balls.

This glass-stain Mary attracted thousands of pilgrims until her head was shattered by a vandal with a slingshot.

Many of the murals covering this sleepy Florida town hide some sort of intentional error.

The short oil boom of Venice Beach, and its swift removal from the tourism-laden landscape.

This quirky UFO-shaped curiosity is often mistaken for the airport’s control tower.