Ancient petroglyphs discovered only after a massive fire swept across Michigan in the 1880s.

Two insane asylum bodies embalmed by an amateur.

A particularly creepy abandoned hospital that sparks interest for lovers of the supernatural.

A full-scale replica of a 1774 colonial settlement in Kentucky.

A 70-foot replica of the famed Eiffel Tower.

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

Mass graves and Victorian monuments mark the history of Memphis in this 19th century cemetery.

Walk the whole Mississippi River!

The scant remains of an expansive indigenous civilization can be seen at this Arkansas state park.

People of the Plum Bayou culture built these enormous mounds over 1,000 years ago.

Civil War dumping ground for the bodies of terrorized Union sympathizers.

"They died with their boots on."