<a href="https://en.wikipedia.org/wiki/Inca_road_system" class="extiw" title="en:Inca road system">Inca road system</a>
<a href="//commons.wikimedia.org/wiki/User:Manco_Capac" title="User:Manco Capac">Manco Capac</a>, translated:--<a href="//commons.wikimedia.org/wiki/User:MacedonianBoy" title="User:MacedonianBoy">MacedonianBoy</a> (<a href="//commons.wikimedia.org/wiki/User_talk:MacedonianBoy" title="User talk:MacedonianBoy"><span class="signature-talk">talk</span></a>) 12:01, 21 July 2011 (UTC)
self-made from the images on <a rel="nofollow" class="external text" href="http://kyapa.tripod.com/ingprehisp/eng-summ.htm">this</a> and <a rel="nofollow" class="external text" href="http://www.latinamericanstudies.org/incas.htm">this</a> and <a rel="nofollow" class="external text" href="http://jwsr.ucr.edu/archive/vol2/v2_n9.php">this</a> pages and mainly from the image in the book <i>Inca Road System</i> by John Hyslop.