A little marble compass above George Washington's (empty) tomb in the Capitol marks where D.C.'s four quadrants intersect.

A three-story tower of books about Abraham Lincoln is one of the more unusual monuments to the president.

The drama of nature in full effect in this Nevada State Park.

Marta Becket's hand-painted theater in the desert.

The lowest point in North America is home to an undrinkable pool surrounded by fields of geometric salt flats.

Millions of years of oxidation make a drive down this winding Death Valley road surprisingly colorful.

The Midwestern United States' tribute to Michelangelo is a foam statue sprayed with gaudy gold paint.

The picturesque southern city served as the zombie-filled town of Woodbury in 'The Walking Dead.'

A propulsion engine testbed that paved the way for the Space Shuttle launch sits without recognition at this rocket center.

It may look like no more than a full-scale model, but every part of this full Space Shuttle stack had a working role in aviation history.

The terrified face of Henry Wells is etched on this garret window.

Once one of the largest producers of pig iron in the world.

These ruins are all that's left of the former Alabama State Capitol.

A collection of huge Pre-Colombian structures in Alabama.

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

This two-room shotgun shack in Tupelo is the birthplace of a King.

Inside this small brick bungalow is a collection of toys intended for the afterlife.

Auburn's iconic eagle flight goes back to a 19th century eagle that dropped dead on the field after inspiring the football team to victory.

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

Cadillac where country's first big star was found dead.

The country music legend's grave is surrounded by Astroturf because fans kept plucking out the grass.

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