455K views · 4.5K reactions | Watch America's largest firework explode! 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. | KYTX CBS19 | Facebook

This is the largest firework ever launched — and the scale is unreal. Captured over Nagaoka, Japan, this single shell represents the absolute peak of pyrotechnic engineering. One ignition. One ascent. Total sky dominance. Timeline breakdown: Launch — 0:36 Watch the lift charge streak upward like a tracer round. Apex — 0:45 The moment containment fails and the sky opens. What makes this shell legendary isn’t just its size — it’s the precision. The burst forms a near-perfect sphere, dispersing gol

626K views · 10K reactions | In celebration of the Fourth of July, watch America's largest firework go off! 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. | KENS 5 & Kens5.com | Facebook

The Biggest Firework Explosion You'll Ever See | Hydraulic press channel