The image is a photograph of a sign that reads "The San Diego - A 16th Century Galleon". The sign is rectangular in shape and has a red border. The text is written in black font and is centered on the sign. Below the text, there is a subtitle that explains that the discovery of the San Diego ship has significantly expanded our knowledge of Renaissance shipbuilding techniques. On the basis of the ship had been studied, it was a 3-masted trading ship built in 1590 in Cebu by Basque, Chinese and Filipino shipbuilders. It used different kinds of Asian wood and was about 35-40 meters long. It had at least 4 decks and could hold about 700 tons of cargo. Detailed investigations were only conducted on selected planks because of conservation problems. A large part of the wood remains left under-water and covered with sand for future research.