At the entrance of Mataro there from the northeast, to take the first one taken out from N11 and to join put it Sant Simo, who follows the river of the same name. The beach of Sant Simo is a beach without too much charms since it follows the railway and N11 but of that the nudists are very fond, at least in its northeast part. Undoubtedly because the rip-rap forms as small alcoves by places. Nudists and not nudists mix without problems. On the other side of the river the Hornbill beach is which gives much more services.