After fighting to preserve the Union in the American Civil War, hundreds of Irish immigrants were eager to win their homeland's freedom from the United Kingdom. Although the Fenian Brotherhood failed in its mission to capture Canada, the cross-border raids would have a lasting impact.

In the mid-19th century thousands of escaped slaves dreamed of crossing the Niagara River to the free soil of Canada. Many were led to this region by Harriet Tubman. New research aims to uncover the remains of a bridge she used.

Lost on Halloween in 1780, the British Brig-Sloop Ontario became known as the Holy Grail of Great Lakes shipwrecks. Now, after 228 years, this legendary warship from the American Revolution has been discovered deep in Lake Ontario.