A nursery specializing in strange and beautiful succulents and cacti.

These unusual rooms on wheels are holdovers from the 1960s.

Hear, smell, see, taste, and touch history at this immersive Civil War hospital.

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

The "lovely red Vega" of the legendary record-settling pilot.

While most wind tunnels test scale models, the "Cave of Winds" was large enough for actual airplanes.

A monument in Washington D.C. marks the spot from which all other roads were supposed to stem.

See massive fossils that are over 200 million years old in northeastern Arizona.

A downtown park built on top of unclaimed graves.

The Denver airport is guarded by a 32-foot-tall sculpture of a demonic horse.

In the middle of a busy airport, a statue honoring the astronaut who told Houston that Apollo 13 had a problem.

A brothel nestled amongst ghost towns, with an abandoned plane wreck to greet you.

An improbable water gap where the West Walker River, paralleled by a state highway, crosses the Singatse Range between Smith and Mason Valleys.

Once a staging site for World War II munitions.

See four top-secret US spy aircraft of the Cold War era, including the legendary SR-71 Blackbird and the A-12 Oxcart.

The "3rd largest" city in California is an empty mirage of suburbia in the middle of nowhere.

Decor at “Nevada’s Oldest Thirst Parlor” includes Raquel Welch's brassiere hanging from a stuffed moose head.

A relic of the region's once booming timber industry.

The mighty room where the poet spent most of her life is available to rent for an hour or two.

A single room pays homage to the prodigious achievements of the 30th President of the United States.

A museum dedicated to the quirky and colorful world created by Springfield's favorite son.

This palatial botanical garden is home to one of the largest pipe organs ever installed in a private residence, and a piece of Wood's cycad.

Dr Barnes' $25 billion private collection of art and arboretum.

Legend has it that President Grant’s frequent drinking in the lobby gave rise to the term “lobbyist.”