The Knud Rasmussen Glacier is located in the far northwest of Greenland, to the north of the Thule Air Base. It is one of four large glaciers which feeds the Wolstenholme Fjord (sometimes referred to as "the world's largest ice machine"). The other glaciers are the Salisbury Glacier, the Chamberlin Glacier, and the Harald Moltke Glacier. The Knud Rasmussen Glacier is over in length and is approximately 900m (3,000feet) in width.