History Detectives TV Show - History Detectives Television Show - Yahoo! TV

An Arizona woman hopes to learn the fate of the man who sketched a portrait of her father when they were WWII POWS in Krems, Austria; the Seadrome, a floating airport proposed during the 1920s to enable transatlantic flights, is investigated.

A shotgun that may have been used in the St. Valentine s Day Massacre by a member of Al Capone s gang; a threatening letter John Wilkes Booth s father may have written President Andrew Jackson; a possible grave alarm.

The sixth season begins with a diary of a WWII pilot; an 1856 book that might be the memoirs of a New York woman married to a Mormon elder; and an 1853 Napoleon coin that may have been shot by Annie Oakley.

The sixth season begins with a diary of a WWII pilot; an 1856 book that might be the memoirs of a New York woman married to a Mormon elder; and an 1853 Napoleon coin that may have been shot by Annie Oakley.

A recording that may have been used during the trial of Iva Toguri, aka Tokyo Rose, the Japanese American woman who appeared on Japanese propaganda broadcasts during WWII; a possible photograph of the legendary Lakota warrior Crazy Horse.