An abandoned tower once used to study the cosmos hides within a thicket of greenery.

More than 300,000 historical artifacts from the famous music venue, from Duke Ellington's handwritten score to The Beatles' booking slip.

The crypts of Capuchin friars decorated with the bones of over 4,000 friars, including an entire "crypt of pelvises."

The legend of a monkey that was hanged as a spy has inspired not only a football team name, but a successful mayoral campaign.

St. Mary's Asylum was isolated and abandoned before being converted into a Bed and Breakfast.