The Agro Erice is a geographical area which includes the towns of Erice, Valderice, Custonaci, San Vito lo Capo, Castellammare del Golfo, Paceco and Trapani. From 1957 he organizes every year, in spring, a race time trial, called "speed Hill climb Mount Erice", for which there are also a Italian Championship and a European Championship. On the curves that depart from Valderice and reach the top of the mountain, whizzing at full speed historic racing prototypes and modern cars, car, formula, surrounded by athletes and fans and, of course, from a stunning backdrop.