agustín ross cultural centre (spanish, " centro cultural agustín ross"), previously known as casino ross ("ross casino"), is a historic casino building. it is in agustín ross avenue, in front of ross park, in pichilemu, chile. the building was built in the late 1800s. in 1906 the first chilean casino was built there. it was closed in 1932 and converted into a hotel which was open until the 1980s. the building is now pichilemu's cultural centre.