The video shows a large object in the ocean, which appears to be a shipwreck. The object is covered in algae and other marine life, indicating that it has been underwater for a long time. The surrounding water is dark and murky, making it difficult to see the details of the shipwreck. The video also shows a robotic device exploring the shipwreck, with lights on top of it illuminating the area. The device is moving slowly and carefully around the shipwreck, likely to avoid damaging it. The video does not provide any information about the location or name of the shipwreck.