From wildflower meadows to glacier-fed waterfalls, Mount Rainier is the ultimate Pacific Northwest escape.

A researcher with GPS equipment found Mount Rainier is now about 10 feet shorter than previously measured.

Mount Rainier's seismic activity has surged, with the USGS noting the largest earthquake swarm since 2009.

Mountaineers, cavers, and scientists ventured into the inhospitable caves at the giant volcano’s peak to learn more about how this frozen environment is changing over time.

Scientists warn that Mount Rainier's eruption is inevitable, posing a significant risk to the surrounding area.