It was the first expedition that set up the base-camp perimeter and provided a rough map of Area X, confirming many of the landmarks. They discovered a pristine wilderness devoid of any human life. They found what some might call a preternatural silence. “I felt as if I were both freer than ever before and more constrained,” one member of the expedition said. “I felt as if I could do anything as long as I did not mind being watched.”

