Results 2 results found Cola de Caballo waterfall, Rio Arazas, Faja de Pelay trail, head of Ordesa Valley, Ordesa National Park, Pyrenees, Aragon, Spain, Europe Cola de Caballo waterfall below Monte Perdido at the head of the Ordesa Valley, Ordesa National Park, Pyrenees, Aragon, Spain, Europe Piedra River, "Cola de Caballo waterfall" at Monasterio de Piedra, Nuevalos, Zaragoza province, Aragon, Spain, Europe Piedra River, Cave Iris inside the "Cola de Caballo Waterfall" at Monasterio de Piedra, Nuevalos, Zaragoza province, Aragon, Spain, Europe