The actual model from the original "Star Trek" series is now on display at the National Air and Space Museum.

This gorgeous beach hides behind two headlands in Oregon's Ecola State Park.

L. Frank Baum wrote part of the "Wizard of Oz" series in this wooden Victorian beach resort.

A real flying saucer, contracted by the U.S. Air Force.

This Yellowstone geyser may not shoot as high as the nearby Old Faithful, but it erupts for considerably longer.

Manatees congregate around a power plant's discharge canal where the water is especially warm.

The king of U.S. high points towers over every other peak on the continent.

The largest university building in the West is a gothic masterpiece containing dozens of theme rooms based on different countries.

The largest arcade museum in the world chronicles the golden age of video games which ended promptly in 1987.

Two massive rock outcroppings on the Oregon coastline.

Nature's biggest mammal swims in landlocked Oklahoma.

A collection of fading fantasy tchotchkes lines this dirt road in the Colorado wilderness.

Even in death, he's still your huckleberry.

An architect's childhood fantasy treehouse made real.

This haunted hotel built on natural springs once served as a hospital for a quack doctor promising a cure for cancer.

Some of the tallest ancient American ruins continue to inspire awe and curiosity.

A 131-year-old wunderkammer of Texas history.

Mrs. Mallard and her brood are a beloved fixture in Boston Public Garden.

The spot in the Mile-High City that's exactly 5,280 feet above sea level (at least for now).

A downtown park built on top of unclaimed graves.

These decaying bridges 1,000 feet high are a reminder of the skill it took to cross the Colorado Rockies by rail.

A priceless collection of the Nation's cryptologic history.

There aren't too many operational funiculars around, but Pittsburgh has two!

The house that Frank Lloyd Wright "(shook) out of his sleeve at will" at the age of 86.