Expedition to the Unknown

About the Book: In 1924, George Mallory and Andrew Irvine made a historic attempt to summit Mount Everest. Together, they pushed the limits of human endurance, armed with rudimentary oxygen systems and an unrelenting determination. But their fate remains one of the greatest mysteries in mountaineering history. On June 8, after days of grueling ascent, they vanished. Were they the first to conquer Everest, or did they perish just shy of the summit? Mallory's body was discovered decades later, but