Great Slave Lake

Great Slave Lake is a large lake located in Canada. The location was the site of a Neosapien science installation. The antimatter for the Doomsday Device was created there. In during a mission, a part of the installation was destroyed by Able Squad. Later on before the Fourth Battle of Earth, Able Squad had a mission to capture the Doomsday Device. However, the device was moved to Phaeton City.