The Nazca Lines

http://en.wikipedia.org/wiki/Nazca_Lines
http://ngm.nationalgeographic.com/2010/03/nasca/hall-text
http://www.etraveltrips.com/blog/the-nazca-lines-mystery/
http://www.onagocag.com/nazca.html
http://ngm.nationalgeographic.com/2010/03/nasca/hall-text

Videos
http://www.youtube.com/watch?v=6z2WOZb3OfA