List of the most famous Opera semi-seria operas, listed alphabetically with photos when available. This list contains popular examples of operas of the genre Opera semi-seria, and contains information such as what language the opera was composed in. If you want to know more about these historic Opera semi-seria operas you can click on their names for even more information. Any notable operas in the Opera semi-seria genre should be listed below, so if you're an opera lover use this list to find a few that you've never heard of. Items include everything from La sonnambula to La gazza ladra.This list helps answer the questions, "What is Opera semi-seria?" and "What are the best Opera semi-seria operas?"