Pyrenees in Aragon - Valle del río Aragón

This time we visit Aragon river valley, right at the Pyrenees. We just arrived from Provenza, and after tghis Pyrenees visit we would head Madrid. Aragon river valley is full of historical places related to the Holy Grail, and this route is no less. San Adrian de Sasabe and Santa Maria de Iguacel are romanic churches related to this historical item.