The video shows a close-up of a large cannon on a ship. The cannon is black and has a long barrel that extends out from the ship's deck. The ship itself is gray and has a netting on the side. The sky is clear and blue, indicating good weather. The cannon appears to be in good condition and is not currently being used. There are no people visible in the video, and the ship is stationary. The video does not show any movement or action.