Mount Rainier may refer to Mount Rainier, a stratovolcano southeast of Seattle, Washington Mount Rainier National Park, which contains the volcano Mount Rainier Wilderness, a designated wilderness area within Mount Rainier National Park Mount Rainier Forest Reserve, a reserve now split between Mount Baker-Snoqualmie, Wenatchee and Gifford Pinchot National Forests Mount Rainier Scenic Railroad, a railroad near the volcano Mount Rainier Volcano Lahar Warning System, an emergency system designed to assist evacuation in case of an eruption Mount Rainier (train), a former Amtrak train Mount Rainier, Maryland, a town in the United States Mount Rainier Historic District, a historic district located in Mount Rainier, Maryland Mount Rainier High School, a school in Des Moines, Washington Mount Rainier (packet writing), a technology for reading and writing CD-RWs, similar to the Universal Disk Format See also Rainier (disambiguation)