Those with a sharp eye can find the hidden image of a German Shepherd on the memorial's Mural Wall.

Decades before the scandal, this staircase on the river was a literal "water gate."

The hidden offices underneath Memorial Bridge have been locked up since 1976.

The rogue roots are gradually consuming some of the historic marble grave markers.

Rumor has it the hot dog stand was targeted by two Russian nuclear missiles.

The Pentagon is so large that it was planned like a city, complete with internal highway infrastructure.

This lovely picnic spot featuring thunderous jet landings is an aircraft spotter’s dream.

The romance of early commercial flight still fills this Art Deco destination.

This isn't your average roadway—it's actually a National Park and a transportation pioneer.

This rare triple-jurisdiction drawbridge passes through Virginia, Maryland, and Washington, D.C.

Taste the white whiskey that the United States' first president once distilled and enjoyed.

A recreation of the doomed ocean liner in the middle of the Smoky Mountains.

All you ever needed or wanted to know about America's favorite whiskey, but not a drop to drink.

Home of an evil witch famous within southern folklore.

For 150 years one family has been producing the iconic hot sauce on a bayou island made of salt.

A short boardwalk through a swamp leads to the spot from which the Louisiana Purchase was surveyed.

A wild trout fishery in Arkansas.

Town not known for anything except its strange name.

The Old Mill shown in the opening credits of “Gone With the Wind” is actually fairly new, and was never a mill at all.

The only diamond mine in the world where you can keep what you find.

This historic hotel on Bathhouse Row in Hot Springs National Park has a storied history of gangsters and baseball greats.

This monumental Jesus is often referred to as "Our Milk Carton With Arms."

Of course the grave of JFK's assassin is surrounded by conspiracy theories.

Some of the best pastries in "the Czech heritage capital of Texas" come from a gas station off I-35.