Other medium-sized family companies specialised in textiles (such as those in Covilhã and the northwest), ceramics, porcelain, glass and crystal (such as those in Alcobaça, Caldas da Rainha and Marinha Grande), engineered wood (such as SONAE, near Porto), canned fish (Algarve and the northwest), fishing, food and beverages (liqueurs, beer and port wine), tourism (in Estoril, Cascais, Sintra and the Algarve) and agriculture (the Alentejo, known as the breadbasket of Portugal) by the early-1970s. Rural families engaged in agriculture and forestry.