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

The former home of the Nobel Prize-winning American writer is now home to dozens of six-toed cats.

The oldest family-run luncheonette in New York, last renovated in 1948, still serves food and drinks the old-fashioned way.

An artsy hidden staircase leads to breathtaking views of San Francisco.

A peculiar mansion built by the troubled heir to the Winchester Rifle Company fortune.