The main geographical results of the expedition were the discovery of King Edward VII Land; the ascent of the western mountains and the discovery of the Polar Plateau; the first sledge journey on the plateau; the Barrier journey to a Furthest South of 82°17′S. The island nature of Ross Island was established, the Transantarctic Mountains were charted to 83°S, and the positions and heights of more than 200 individual mountains were calculated. Many other features and landmarks were also identified and named, and there was extensive coastal survey work.