Military Wilderness Training Preserve
From Halopedia, the Halo wiki
Summary
A large, wooded area on the Planet Reach. This rocky mountain area was a place where the Spartan soldiers trained in teamwork. They were each given a piece of a map and decided to set up a meeting place. They made their way to an extraction point and were forced to disorient a squad of Marines in order to comandeer a Pelican dropship. After this mission, Chief Petty Officer Mendez promoted John-117 to squad commander.