Santa Laura Saltpeter Works, UNESCO World Heritage Site, Atacama Desert, northern Chile, Chile, South America

abandoned aged air america american american architecture atacama attraction attractions building buildings chile chilean chimney chimneys closed day daylight daytime decayed delapidated derelict desert deserted desolate deteriorated disused down during erstwhile exterior exteriors forge forges former formerly forsaken heritage historic historical historically history in industrial industry inoperative latin laura living mine mines mining monument monuments museum museums neglected nitre nobody northern of old once one one time open open air out out of service out of use outdoor past photo photos ruined ruinous run run down rundown rust rusted rusty salpeter salpetre saltpeter santa seeing service shot shots sight sights site site sites sites smoke smoke stack smoke stacks smokestack smokestacks south south stack stacks the through time times tourist unesco uninhabited unoccupied use vacant view views works world worth