Salinas Grandes: Sierras de Córdoba, Argentina Post author:evelyn Post published:August 27, 2010 Post category:Photography Post comments:0 Comments . This salt desert covers 3,200 mi². It is a rich source of sodium and potassium mines. Read more articles Previous PostStatue of Liberty Next PostNext Post You Might Also Like Mount St. Helens, 30 years ago August 7, 2010 April 8, 2015 July 5, 2013 Leave a ReplyCommentEnter your name or username to comment Enter your email address to comment Enter your website URL (optional)