Between 1540 and 1542 Spanish conquistador Francisco Vásquez de Coronado y Luján (1510 - 1554) explored New Mexico and areas of what is now the South West of North America.
Citation:
Editors. "Coronado explores the south-west of North America".
The Literary Encyclopedia. First published 20 December 2011
[http://www.litencyc.com/php/stopics.php?rec=true&UID=10030, accessed 26 May 2013.]