A fast route with paved stretches in areas where traffic does not exist, interspersed with gravel road. A trail for people who normally runs on the road or those who want to look athletic performance, but want to do it without giving up satisfy the spirit with the beauty of these landscapes. S1 Just: 8 KM TO 50% ASPHALT AND 50% DIRT, with only 50 meters of single track and about 100 meters of ascent. Fun for everyone in its best form. S1 Just spirit The Corsa della Bora was born with the intention to give priority to safety and love for the Carso, a race where is evident in the purity of spirit of trail running, a race organized to race and not to be an income source.