Fair of la Puríssima de Sant Boi Activity · Sant Boi de Llobregat, Baix Llobregat, Barcelona Agricultural fair running continuously since 1947, in December, where the farmers of the Parc Agrari exhibit and sell artichoke, endive and winter vegetables. It combines machinery, livestock and demonstrations of market cooking. Photo: Joandrés (CC BY-SA 4.0) What to see and do in Sant Boi de Llobregat