This one-room schoolhouse in rural Arkansas dates to the 1920s, but looks like it could be the 1820s.

The bat-covered home of one of the world's most popular brands of rum is located on a tropical Art Deco campus.

This limestone outcropping was once a ceremonial site for ancient Native Americans.

A restored, one-room African-American schoolhouse in the diva's hometown now preserves the legacy of its most famous student.

This former maximum-security prison is creepy, sobering, and supposedly haunted.

Walk the whole Mississippi River!

Railroad came. People came. Railroad left. Town died.

All that's left of the quintessential "cabin in the woods."

A 19th-century utopian religious society designed to align with the latitude of Jerusalem.

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

Every year, a Louisiana town remembers a brief Civil War truce inspired by Masonic brotherhood.

A 19th-century Gothic, castle-like statehouse by the Mississippi River.

Made of giant chains and hung with shackles, this iron cross honors those unknowns who perished under American slavery.

A collection of oddities including Dr. Kevorkian's suicide device, the Thanatron.

Monument to the cotton-destroying boll weevil.

Medical museum featuring a number of excellent medical models.

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

Joe Minter is only doing the work of God in his yard, he says.

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

Orr Park's dead trees have been carved into a menagerie of whimsical visages.

This Mississippi seminary was the first in America to train Black Catholic priests.

This university research project is the U.S. government's weed dealer.