Step 1 : Introduction to the question "4. One of the world's largest accidental explosions caused by man occurred when the SS Imo and the SS Mont-Blanc collided. In which Canadian harbor did this tragedy occur? "
...1. Sackets Harbor 2. Bar Harbor 3. Halifax Harbor 4. Hamburg Harbor The Halifax explosion occurred in Halifax Harbor, Nova Scotia, Canada on Dec. 6, 1917. The SS Mont-Blanc was a cargo ship fully loaded with wartime explosives. The explosion when the two ships collided in the harbor caused a tsunami, and a pressure wave of hot air that was responsible for the bending and melting of metal ornaments, the collapse of a local bridge and the breaking of large trees in the area. Over 2000 people were killed in the initial explosion that was heard over 130 miles away. The explosion also caused a blizzard to fall the next day. The SS Imo was lifted up by the tsunami and planted several hundred feet inland. The SS Mont-Blanc was completely destroyed, and a piece of the ship was embedded in the wall of a local church where it still resides today.
