History Detectives

Black Tom Shell/USS Olympia Glass/Front Street Blockhouse (6x7)

Air date: Aug 11, 2008

Black Tom Shell: Is this shell from a devastating act of foreign sabotage on American soil? USS Olympia Glass: Could this farmhouse door have sailed into battle in one of the country's greatest naval victories? Front Street Blockhouse: Did this unassuming house once protect an American colony from attack almost 300 years ago?