Pico del Caballo Pico del Caballo Pico del Caballo, Cerro del Caballo or simply Caballo ("horse") is 3,011 m high mountain in the Sierra Nevada, Spain. It is the westernmost three thousander of the range. Caballo mountain can be accessed from the towns of Lanjaron, Durcal and also from the Sierra Nevada Ski Resort. The Ski Resort is located at Pradollano, also the north west flank of the Veleta mountain. There is a hut at the east side of the mountain at 2800 m altitude. The hut covers eight people and can be used all year around. It belongs into category of bivouac,
Caballo Mountains 34.9 Ma. What is now the San Mateo Mountains (Socorro County) contained at least two cauldrons, the Nogal Canyon cauldron (28.6 Ma) and the Mount Withington cauldron (27.4 Ma). Local subsiding appears to have begun around 34.9 Ma. The Caballo Mountains began to rise in the late Oligocene, and throughout the Miocene. Approximately 9.6 Ma, the eruption of basalts near Fort Selden signaled the renewal of crustal extension and volcanism in the southern part of the rift. Activity along both older and new faults increased the number, but decreased the width of basins along this portion of the rift. The