At the Pit Stop in La Paz, Bolivia, frustrations continue to build between two teams. The remaining teams receive a clue instructing them to fly 6,900 miles to Auckland, New Zealand. There, the teams face tricky nighttime navigation to the Gulf Harbor, where they must untie a Gordian knot. Inside the knots, the teams find a clue instructing them to travel to Mount Eden, a dormant volcano and Auckl...