According to traditional accounts, the mighty Inca were swiftly wiped out by a small band of Spanish conquistadors. But new evidence has been unearthed that supports a different version of the story. Uncovered remains of those who died in battle along with recently discovered documents suggest that even after forming military alliances with thousands ofIndian mercenaries, it took the Spanish many years to defeat the Inca Empire. Brought to life through CGI reconstruction and reenactments, the untold epic saga of guerrilla warfare and rebellion are revealed as National Geographic reveals the truthbehind the Inca's last stand.