Giant novelty guitars now mark the spot where Robert Johnson is said to have sold his soul to the devil.

World's largest precision optical instrument used to detect Einstein's elusive gravity waves.

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

William Faulkner kept his beloved estate wild and untamed.

Medical museum featuring a number of excellent medical models.

Built following the War of 1812, this fort has withstood hurricanes for centuries.

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

"I did this all while you were watching TV."

A museum of unusual collections, mini-towns, and a half-dog, half-alligator.

A grandiose octagonal home crowned by a large dome stands out among the antebellum mansions.

A rusted metal giant pays tribute to Birmingham’s industrial past.

The second-largest ceremonial mound in the United States is an artificial hill that is loosely shaped like a pentagon.

A small town museum honors local WWII veterans and the queen of pop who put it on the map.

A collection of huge Pre-Colombian structures in Alabama.

A Muppet museum in small-town Mississippi honors the roots of Jim Henson's most beloved creation.

An eerie and beautiful group of columns mark the site of a grand mansion lost to time and fire.

Tucked away on a hilltop in the backwoods of Mississippi lies the remains of a blues legend.

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

The simple gravesite of a Romany clan leader is dotted with offerings, including cans of her favorite drink, Crush orange soda.

Board a mine car and descend the #190 slope 300 feet underground into the Clark Vein of coal.

A train station that was abandoned by the coal industry and was later converted into a cocktail bar.

This eerily well-preserved coal town was saved from destruction by a Sean Connery movie.

This abandoned Poconos resort is haunted by a history of kitschy romance and a violent fugitive.

Intricate storybook scenes are tucked inside these shadow boxes, which are tucked inside a library in the Pocono Mountains.