In all of the 29 years it was in operation, no prisoners ever escaped successfully... or so they claim.

Bits and pieces from the ill-fated Donner Party's winter cabins.

A poignant memorial to a young boy whose death spurred a dramatic increase in organ donations in Italy—dubbed the "Nicholas Effect."

Two mammoth statues inspired by equally tall tales lure tourists to this roadside attraction.

These cinderblock farmhouses were actually World War II radar stations in disguise.

The largest drain hole in the world.

Pillars made of 700 pieces of luggage climb to the ceiling of Sacramento Airport's baggage claim.

Where the first "expert riders, willing to risk death daily" for the Pony Express were recruited.

The California capital city once stood 10 feet lower than it does today.

I Street Bridge is the heaviest swinging center bridge in the United States.

The capitol city's oldest existing cemetery.