Vredefort Dome

http://everything-everywhere.com/2014/02/26/unesco-world-heritage-site-269-vredefort-dome/

http://www.gounesco.com/wp-content/uploads/2014/02/http://www.gounesco.com/wp-content/uploads/2014/02/Gary Arndt
http://everything-everywhere.com/2014/02/26/unesco-world-heritage-site-269-vredefort-dome/