Museo de la Msica Puertorriquea(The building that houses the museum is known as Casa Serralls) was established in 1990 and is a history museum.
Museo de la Musica Puertorriquena 1990 Music history museum The building that houses the museum is known as Casa Serralles and it was the former downtown residence (as opposed to his hilltop Castillo Serralles structure) of Juan Eugenio Serralles and his family, owners of Destileria Serralles and makers of the Don Q rum. 
