Today in 1919 Seventeen workers in the area die when a large molasses storage tank in Boston’s North End neighborhood bursts, sending a 40-foot wave of molasses surging through the streets at an estimated 35 miles per hour. In all, 21 people died and 150 were injured. The incident is variously known as the Boston Molasses Disaster, the Great Molasses Flood and the Great Boston Molasses Tragedy. Some residents claim that on hot summer days, the area still smells of molasses.