MonteDulla ( There are 1.143 m )Is this stretch in which the maximum altitude is reached: pipe or La Muela ( There are 1.143 m ).From wall pipe, to e. extends a limestone plateau where surface water courses have come to carve a system of canyons known with the name of the pipe channels. It's two major gorges forming a "And " and coming to lead to the aforementioned hills: La Llosa and door. Other secondary channels encourage the maze of canyons opened on the limestone mass of La Muela. They are the ravines of the Mea, the mule or La Mata, adding, in total, five channels.