circumnavigation http://wlrn.org en 500 Years Circumnavigating Earth http://wlrn.org/post/500-years-circumnavigating-earth <p></p> Mon, 04 Mar 2013 18:00:00 +0000 Joseph Cooper, Bonnie Berman & Paul Leary 10162 at http://wlrn.org 500 Years Circumnavigating Earth