Indy interpreted: "The water sleeps until the great snake" - "These aren""t just drawings, they""re directions!" With a map, he guessed that they would follow the curve of the Sono River down to where it met the Amazon to the SE, an unexplored part of the jungle rainforest.He seized a hissing poisonous snake that had been set as a trap to strike at anyone who came close.From an underground pit, the looney but comical and resourceful Gyrocopter pilot, Gyro Captain (Bruce Spence) emerged and threatened him with a crossbow.A flashbulb pops as the Chief of Police (Marshall Bradford) speaks to Phillip Evans (John Archer, father of film star Anne Archer), a US Treasury Department agent, about the man""s ultimate fate:A couple of hunters found him frozen up in the mountains and we started wondering.I drove from college to New York with him five years ago and it was the longest night of my life...He made a pass at me, and when I said no - he was going with a girlfriend of mine - oh God, I can""t remember her name.His inner conflict about leaving and the central dilemma of the film is reflected on his face as he stops the buggy and tells Amy that he""s got to go back - due o his fidelity to his Western code of honor.