New Orleans' famous cemetery, located on the site of a former race track.

A 200-year-old bar in the historic French Quarter refuses to give up its place in history, nor its role in securing ours.

This recently rediscovered Civil War-era submarine was the first to ever sink an enemy ship.

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

This North Carolina museum is keeping the pinball craze alive, with a little Space Invaders on the side.

At Washington's Dulles Airport is a satellite museum (no pun intended) with three quarters of a million square feet of aircraft history.

The last holdout of a pre-Civil War rebel who took the matter of slavery into his own hands.

Frank Lloyd Wright's most iconic home dangles over a Pennsylvania waterfall.

The first declared National Monument in the United States.

The granddaddy of all tourist traps, built on ice water, jackalopes, and a giant dinosaur.

This prehistoric sinkhole lured exclusively male mammoths to their death, much to the delight of science.

A cemetery housing wild west legends in South Dakota.

The world's largest mountain carving could fit all of Mount Rushmore inside it many times over.

A place where the laws of nature seem to have gone completely berserk... but of course haven't.

A waterfall 600 ft. inside a mountain, once the bane of gold miners, is now a spectacle of nature.

This replica stave church looks like a piece of Norway was simply plopped down in South Dakota.

One of America's first dinosaur parks gives a window into Depression-era paleontology.

South Dakota's oldest operating brewery is housed inside a historic firehouse.

The heroic sled dog of the 1925 serum run is preserved in taxidermy.

The home made famous by the 1983 holiday classic is now a perfectly preserved shrine to the movie.

This spectacular public market has got meat, fish, vegetables, baked goods, and enough kielbasa for a lifetime.

Cleveland's giant "free" stamp is a nod to the Civil War, but was misinterpreted for years.

Funded by John D. Rockefeller, this is one of the earliest, and most beautiful, shopping arcades in America.

The inventor of a number of hybrid corn species is immortalized with a field of giant corn.