Casa del Pueblo: literally "House of the People".
These were social and political centers linked to the workers' movement in Spain, especially promoted by the UGT (Unión General de Trabajadores) and the Spanish Socialist Party in the early 20th century.
Fundada en 1918: "Founded in 1918".
Museo del Movimiento Obrero: "Museum of the Workers' Movement".
Exhibits here are likely related to the history of labor rights, unions, and social struggles.
Sala de Exposiciones: "Exhibition Hall".
Used for cultural or historical exhibitions.
UGT Extremadura (red logo at the bottom):
Refers to the regional branch of the General Union of Workers (Unión General de Trabajadores), one of Spain’s main trade unions.
House number plaque above ("Casa nº 11"):
A ceramic tile with the number 11.