The Walnut Tree of El Barranco Nature · Guisando, Arenas de San Pedro, Ávila Image of Guisando, not of the place itself. An esplanade at 1,260 metres at the mouth of the gorge of Los Galayos, with a spring, a refuge and a monument to the Spanish ibex. It is the gateway to the regional park and the start of the climb to La Mira and to the Victory refuge. Photo: Manuel Velazquez (CC BY 3.0) What to see and do in Guisando