The video shows a large body of water with waves crashing. Suddenly, a large explosion occurs on the water's surface, causing a massive fireball to erupt. The fireball is bright orange and yellow, and it spreads across the water, creating a fiery spectacle. The explosion is accompanied by a loud roar and smoke billowing into the air. The water around the explosion is dark and choppy, with waves crashing against each other. The explosion appears to be the result of a large object or substance that was dropped into the water, causing a reaction that resulted in the fiery explosion.