Old kilns for processing mercury, Mineral de Pozos (Pozos), a UNESCO World Heritage Site, Guanajuato State, Mexico, North America

abandoned architecture blue sky color image copy space day guanajuato state historical landmark kiln kilns low angle view mercury mexico mineral de pozos mining site nobody north america old outdoors photography pozos processing ruins stone sunny travel travel destinations unesco unesco world heritage site vertical world heritage site abandoning americas central america color colour daytime historical history landmark mexican negative space outside oven process sky sunshine white space