Freighter Mont Blanc collides with Norwegian relief ship detonating 6,000,000 pounds of high explosives. City leveled. 9,000 injured. Others beheaded. 1,800 dead. 25,000 left homeless. Windows shattered in 50-mile radius. Ship’s anchor lands 2.5 miles from explosion. What caused the Halifax explosion – the largest manmade blast prior to nuclear weapons? Is there a connection between Halifax and the Titanic? How did the explosion unite Boston and Halifax? And why does Halifax send Boston a Christmas tree annually? Join us for the answers in an explosive examination of the maritime disaster that destroyed Halifax, Nova Scotia.