This mansion turned restaurant was once a pitstop for Al Capone during his travels.

Mysterious library of an infamous financier and spiritual seeker.

The whimsical construction on the roof has given rise to many a Montgomery myth about its contents.

Colloquially known as "the lynching memorial," this is the United States' first memorial to the victims of racial terror at home.

Designed by Maya Lin, the memorial honors 41 individuals who died fighting for equal rights between 1954 and 1968.

Mile-long cave system near Great Smoky Mountains.

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

In one of America’s oldest mountain ranges, a long-awaited section of a scenic highway is now open to the public.

While knives are the main feature in this store, visitors will also find dinosaur bones and meteorites.

This stone memorial pays tribute to a massive shipwreck which was sadly overshadowed by the death of John Wilkes Booth.

The remains of an idyllic small town built for the film 'Big Fish' still stand around a rundown main street.

One person's lost luggage is another person's treasure.

A massive bur oak tree believed to be some 500 years old is the centerpiece of this quiet urban greenspace.

A collection of 11 million buttons illustrates the human toll of the Holocaust.

A small car graveyard sits in the shadow of the famous Cadillac Ranch.

Once in disrepair, this popular Texas stop along iconic Route 66 has been restored to its past glory.

This water tower slanted at an uncomfortable angle off the old Route 66 was an ingenious marketing ploy.

A treasure hunter's tiny bar, harboring celebrities since 1959.

A second generation sun-powered marvel lights up the night.

A sign at the end of the Santa Monica Pier marks the traditional end of the legendary American highway.

Meet manatees face-to-face at this zoo for native species.

Incredible miniature towns and buildings created and decorated with thousands of tiny rocks.

A mysterious monument meant to be a guide into "an Age of Reason" was destroyed after an apparent bombing.

Knoxville’s architectural icon was the symbol of the 1982 World’s Fair, even catching the googly eye of Bart Simpson.