(salt evaporation ponds) in maras, peru. salt has been harvested in maras since the time of the inca empire

salt evaporation ponds maras peru harvested time inca empire rock wall ruins temple art wood geology formation sculpture carving iron history monument terrain relief column statue empirencusco empir empireciscp peru empire salineras mined still operation 000 wells square meters site surrounded mountains groundwater transports surface thanks exposure sun