He asks her to steal the plane keys from Anton Marcu and they fly to the mystical village in the Andes, Machu Picchu. Having to land ten miles outside the Inca village, they set off on an arduous trek through the jungles of Peru. When they arrive at the ruins of Machu Picchu, they see that an archaeological expedition, headed by Dr Stanley Moorehead, is encamped on the spot. Pachacutec, the leader of the local Quechuan community, and his sister, Kori-Tica, both mistrust the pair, but the others in the expedition give them a warm welcome. Harry explains their presence by saying they were forced down when their plane ran out of gas.