A new kind of theme park for adults off the Las Vegas Strip.

Thanks to a quirk of elevation this gift shop produces magic doughnuts that are found nowhere else on Earth.

Once adorning a New York skyscraper, these reclaimed ruins now haunt an Indiana park.

A large instrument played by the wind.

Megachurch turned Catholic church comprised of 10,000 glass panes.

A sculpture for the sun and stars, created by Nancy Holt.

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

If drivers cross the rumble strip on this stretch of Route 66 at just the right speed it plays "America the Beautiful."

Only known mainland rookery of the threatened Stellar sea lion.

A psychological self-portrait in the form of a giant, segmented head.

A stunning, abandoned limestone quarry in southern Indiana provided the stone to erect the Empire State Building.

This museum devoted to the gothic author holds such interesting ephemera as his socks and walking stick.

A world-class observatory in the California desert.

The biggest pinball arcade in the world has over 600 pinball machines, and 300 arcade machines.

An enormous pink granite batholith, long attributed with spiritual powers by the Tonkawa Indians.

Friction between grains of sand cause a curious "singing" sound.

In a city filled with Frank Gehry buildings, one stands out as one of the architect's weirder works.

Named after a bandit and the star of several Hollywood prehistoric landscapes, these sandstone formations are a historical part of the Los Angeles natural landscape.

When ecosystems collide in the arid Southwest.

Tour the world's largest deep-hole dimension granite quarry, where you can view the plant where gravestones are made and roll a ball down the outdoor granite bowling alley.

The longest navigable underground river in the United States is home to countless blind and albino animals.

Who needs fancy modern water slides when this giant North Carolina rock works just as well?

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

The drama of nature in full effect in this Nevada State Park.