The video shows a large ship sailing through a thick fog. The ship is moving slowly and appears to be a tall ship with multiple sails. The fog is so dense that it is difficult to see the ship clearly, but the outline of the ship and its sails can be seen through the fog. The ship is moving forward, and the sails are billowing in the wind. The fog is a light gray color, and the ship is a darker shade of gray. There is no visible land or other ships in the video.