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.

When construction began on this hotel, developers were surprised to find the ruins of an ancient civilization.

The only standing town in the United States that early Chinese Americans built for themselves.

A stunning landscape of bunkers that once stored chemical weapons.

Here, visitors can swing with the waves of the Pacific Ocean.

Quite simply the largest tree in the world (by volume).

A 19th-century cabin built into a hollowed-out Sequoia tree.

Commonly referred to as the most photographed Victorian home in the United States.

Pillars made of 700 pieces of luggage climb to the ceiling of Sacramento Airport's baggage claim.

I Street Bridge is the heaviest swinging center bridge in the United States.

Where the first "expert riders, willing to risk death daily" for the Pony Express were recruited.

The California capital city once stood 10 feet lower than it does today.

This 19th century train workshop is a treasure trove of railroad history.

Art Deco stylings conceal the true nature of this bridge.

The capitol city's oldest existing cemetery.

An eccentric home stands out in an otherwise average neighborhood with mosaics, mini topiaries, and kinetic sculpture.