The Museum is installed in the old Casa do Compromisso Marítimo, an architectural landmark of great importance for the city dating from the end of the 18th century and entirely built “(…) at the expense of the sailors of the Noble Casa do Corpo Santo of this place in Olhão”, with in order to host this brotherhood created to support seafarers.
After extensive refurbishment of the property, the City of Olhão Museum was opened in 2001, a designation that it kept until 2014, when it became the Municipal Museum of Olhão. The collection at your disposal is extensive and diversified, comprising collections such as: maritime heritage, archeology, numismatics, canning industry, plastic and decorative arts, photography, metrology, cinema, agromaritime fainas, naval models, weapons, freemasonry and pharmacy.