Mount Rainier's summit and the start of the Emmons Glacier

Mount Rene, the highest mountain of the Cascade Range, is located in Mount Rainier Park in Percy County, Washington State, in the United States of America, also the highest mountain in Washington State. Its height is 14,411 feet (4,392 meters).

There are 25 major glaciers on Mount Rainier and numerous unnamed snow or ice patches, which cover about 35 square miles (90 km2). Mount Rainier's glaciers are important indicators of climatic change and essential sources of water, supporting six major river systems. The Emmons Glacier has the largest area (4.3 square miles) and the Carbon Glacier has the lowest terminus altitude (3,600 feet) of all glaciers .