The snowcapped peak of Mount Rainier, which towers 4.3 kilometers (2.7 miles) above sea level in Washington state, has not produced a significant volcanic eruption in the past 1,000 years.

One of the world’s oldest national parks, Mount Rainier became part of the federal system in 1899, shortly after its last eruption. Park status was the culmination of a long campaign by John ...

Mt. Rainier Scenic Railroad is asking for the community's help in identifying an individual who aimed to destroy the railroad ...

USGS scientist Carolyn Driedger, right, and Mount Rainier National Park ranger Scott Beason frame the terminus of the Nisqually Glacier during a training session for seasonal rangers at the park ...