What are the top attractions to visit in San Marco?

The top attractions to visit in San Marco are:<ul><li><a href="/Attraction_Review-g664469-d12190739-Reviews-Spiaggia_del_Pozzillo-San_Marco_Castellabate_Province_of_Salerno_Campania.html?m=63709">Spiaggia del Pozzillo</a></li><li><a href="/Attraction_Review-g664469-d15609985-Reviews-Porto_Di_San_Marco-San_Marco_Castellabate_Province_of_Salerno_Campania.html?m=63709">Porto Di San Marco</a></li><li><a href="/Attraction_Review-g664469-d10818345-Reviews-Spiaggia_La_Grotta-San_Marco_Castellabate_Province_of_Salerno_Campania.html?m=63709">Spiaggia La Grotta</a></li><li><a href="/Attraction_Review-g664469-d4891877-Reviews-Approdo_Thalasso_Spa-San_Marco_Castellabate_Province_of_Salerno_Campania.html?m=63709">Approdo Thalasso Spa</a></li></ul><a href="/Attractions-g664469-Activities-San_Marco_Castellabate_Province_of_Salerno_Campania.html?m=63709">See all attractions in San Marco on TripAdvisor</a>