http://www.tedlewin.com/
Author website
http://www.quia.com/ba/251120.html
Vocabulary practice
http://video.nationalgeographic.com/video/player/kids/people-places-kids/peru-machupicchu-kids.html
Video, Machu Picchu
http://www.panoramas.dk/fullscreen6/f2-machu-picchu.html
Panoramic View of Machu Picchu
