Saltpeter facility at Santa Laura by ollygringo on Flickr.

Salitrera Santa Laura.

Santa Laura by ollygringo on Flickr.

A través de Flickr:
19th Century Saltpeter works in the Atacama Desert

Santa Laura by ollygringo on Flickr.

A través de Flickr:
19th Century Saltpeter works in the Atacama Desert

Frozen in time by ollygringo on Flickr.

A través de Flickr:
TODO QUEDO CONGELADO EN SANTA LAURA – Miner’s living quarters at Santa Laura