castillete a metallic structure in the of a tower in la zarza-perrunal village, huelva, andalusia, spain. old mine shaft

abandoned andalusia antique architecture construction copper geology ghost gold historic history huelva industrial industry iron landscape machinery metal mine miner mineral minerals nature old orange outdoor red remains rio river rust rustic rusty silver spain steel stone stones tinto tourism train transportation travel underground vintage wagon water wood wooden work zarzaperrunal