a chicken-d weathered rock structure in the karst landscape of el torcal near to antequera, spain

andalusia antequera blue chicken chickenshaped crack del dissolution erosion europe fault formation fracture freezethaw gorge green historic history jurassic karst karstification landmark landscape limestone malaga mediterranean monument mountain nature outcrop outdoors panorama path rock scenic shrub sierra sky southern spain spanish stone structure summer summertime sunshine torcal tourism tourist travel tree vacation walk weathered weathering