This imposing Masonic temple a mile from the White House was the first public library in Washington, D.C.

Home to secret Eastern Bloc spy equipment and the largest stretch of the original Berlin Wall outside of Germany.

A piece of India inside a piece of Bangladesh inside a piece of India inside a piece of Bangladesh.

Surprisingly aquamarine waters fill deep lakes formed at the end of the last ice age.

This simple stone memorial remembers a secret, Geneva Convention-defying interrogation base from WWII.

A convincing little bit of ancient Egypt smack dab in Richmond, Virginia.

A pre-Industrial Age iron furnace and the site of a nearly-forgotten piece of Black history.

This giant steer-skull edifice refuses to die.

Thousands of small machines line the shelves of this personal collection which definitely delivers on its name.

A star fort along the C&O Canal in western Maryland that protected America in three wars.

This small New York museum celebrates the mountainous artwork of a Russian mystic.

This Pennsylvania cave holds evidence of the oldest known inhabitants of North America.

This massive roadside mascot was the first version of the giant to illustrate his butt.

In a city crazy for seashells this museum educates and amazes visitors using the wonder of cast-off exoskeletons.

"You can only scalp a customer once, but you can give him a haircut every two weeks"-Barber's Maxim.

This titanic java kettle is one of the many kitschy landmarks located along America's OTHER famous highway.

Former host to the World Elephant Polo Championships.

A clear blue swimming hole with hidden caves, still unexplored.

The only presidential monument to display a late POTUS's actual casket.

A beautiful final resting place with some surprising residents.

A natural gas leak provides a flickering flame beneath a waterfall.

The highest point in Tennessee, Clingmans Dome bears witness to the ravages of one type of insect.

Wee (and not so wee) footprints that insects and reptiles of the Paleozoic Era left behind.

This historical air terminal in Houston is slowly becoming an aviation museum dedicated to the city's aeronautical history.