America's first serial killer rests in anonymity.

Arlington Cemetery exhibit dedicated to death and grieving.

Mysterious rocks that ring musically when struck.

Century-old shop, specializing in Occult products.

America's most famous museum of medical oddities is home to the remains of Albert Einstein's brain.

In the early 1800s, surgery was also a show.

The last of Philadelphia's wood-paved streets is now a landmark of terrible engineering.

World's first "penitentiary," meant to be humane, drove men insane.

This charming colonial alleyway is one of the oldest continuously used residential streets in the U.S.

Tour the dark and beloved poet's former cobwebbed basement, which may have inspired "The Black Cat."

Where America's first doomsday cult awaited the end of the world.

This meticulously extracted nervous system allegedly came from a 19th-century custodian who donated her body to science.

One of the world's largest model railroads is a mind-boggling achievement.

Eccentric concrete mansion and museum designed and built by hand from the inside out.

A historic covered bridge is but one example of an oddly prevalent American urban legend.

A bronze monument to the infamous radio broadcast in the real New Jersey town where the fictional Martians crash-landed.