This 1,175-pound beast was the largest firework ever detonated in North America and may be the heaviest ever set off in the world. The 48-inch shell was launched with 58 pounds of high explosives from a mortar buried 20 feet deep into a mountainside in Steamboat Springs, Colorado earlier this year. | 11Alive

China makes more fireworks than anywhere else in the world. CNN went inside one of the country's largest fireworks factories, where the process of crafting a firework is an art in its own right. https://cnn.it/2MPFleH | CNN