The Royal Opera House in Valletta was directly attacked by the aerial bombardments of 1942, during World War II, and was therefore destroyed. However, in 2013 a remodeling plan was carried out, resulting in an open-air cinema-theater, as we can see in this image. You have all the information in: «Malta tourist guide: what to see and do«.
You have all the information in: "Malta tourist guide: what to see and do".