![Piedra River."Cola de Caballo Waterfall" at Monasterio de Piedra. Nuevalos. Zaragoza province. Aragon. Spain Stock Photo - Alamy Piedra River."Cola de Caballo Waterfall" at Monasterio de Piedra. Nuevalos. Zaragoza province. Aragon. Spain Stock Photo - Alamy](https://c8.alamy.com/comp/BFE3WF/piedra-rivercola-de-caballo-waterfall-at-monasterio-de-piedra-nuevalos-BFE3WF.jpg)
Piedra River."Cola de Caballo Waterfall" at Monasterio de Piedra. Nuevalos. Zaragoza province. Aragon. Spain Stock Photo - Alamy
![Cola de Caballo, or the Horse's Tail, waterfall in Monasterio de Piedra Natural Park Zaragoza Province, Aragon, Spain Stock Photo - Alamy Cola de Caballo, or the Horse's Tail, waterfall in Monasterio de Piedra Natural Park Zaragoza Province, Aragon, Spain Stock Photo - Alamy](https://c8.alamy.com/comp/CF4DH1/cola-de-caballo-or-the-horses-tail-waterfall-in-monasterio-de-piedra-CF4DH1.jpg)
Cola de Caballo, or the Horse's Tail, waterfall in Monasterio de Piedra Natural Park Zaragoza Province, Aragon, Spain Stock Photo - Alamy
![Cola de Caballo waterfall. Monasterio de Piedra Nature Reserve. Nuevalos, Zaragoza province. Aragon, Spain Stock Photo - Alamy Cola de Caballo waterfall. Monasterio de Piedra Nature Reserve. Nuevalos, Zaragoza province. Aragon, Spain Stock Photo - Alamy](https://c8.alamy.com/comp/2C60BKY/cola-de-caballo-waterfall-monasterio-de-piedra-nature-reserve-nuevalos-zaragoza-province-aragon-spain-2C60BKY.jpg)
Cola de Caballo waterfall. Monasterio de Piedra Nature Reserve. Nuevalos, Zaragoza province. Aragon, Spain Stock Photo - Alamy
![Cola de Caballo cascade and entrance to Iris cave. Monasterio de Piedra Natural Park, Nuevalos, Zaragoza province, Aragon, Spain Stock Photo - Alamy Cola de Caballo cascade and entrance to Iris cave. Monasterio de Piedra Natural Park, Nuevalos, Zaragoza province, Aragon, Spain Stock Photo - Alamy](https://c8.alamy.com/comp/W7GJGE/cola-de-caballo-cascade-and-entrance-to-iris-cave-monasterio-de-piedra-natural-park-nuevalos-zaragoza-province-aragon-spain-W7GJGE.jpg)
Cola de Caballo cascade and entrance to Iris cave. Monasterio de Piedra Natural Park, Nuevalos, Zaragoza province, Aragon, Spain Stock Photo - Alamy
![Cola de Caballo Waterfall, Piedra River, Monasterio de Piedra, Nuevalos, Zaragoza province, Aragon, Stock Photo, Picture And Rights Managed Image. Pic. IBR-4056006 | agefotostock Cola de Caballo Waterfall, Piedra River, Monasterio de Piedra, Nuevalos, Zaragoza province, Aragon, Stock Photo, Picture And Rights Managed Image. Pic. IBR-4056006 | agefotostock](https://previews.agefotostock.com/previewimage/medibigoff/8d447f50e1d691e8e03e3c35a322f971/ibr-4056006.jpg)