 The beaches at Arenys are large, and are formed by the coarse grained sand (Platja del Cabaió).Sights include the parish church of Santa Maria, with a Baroque reredo, built in 1704 by the sculptor Pau Costa.Along Church Street are the Marés Museum of Lace-making and the Mollfulleda Museum of Mineralogy, forming the Arenys de Mar Museum.