Series: Maritime History of Lake Champlain

A trip into history beneath the waters of Lake Champlain—Brian Mann joins a team of divers exploring Lake Champlain's underwater historic preserve.

This month—225 years ago—Benedict Arnold launched his fleet of ships on Lake Champlain. The history of that campaign is now being rediscovered and re-evaluated. Archeologists are pulling long-lost artifacts from the muddy silt near the battle of Valcour Island. Re-enactors are bringing to life a desperate, brutal struggle that helped to launch the American Revolution. Brian Mann reports.

The Battle of Plattsburgh—what was once seen as a frontier skirmish may have been a defining moment in America's history. Brian Mann has the third part of our series on Lake Champlain's maritime history.