Mount Spurr near Anchorage is emitting dangerous gases and experiencing unrest, signs that it is likely to erupt in coming weeks or months.

Increasing volcanic activity at the over 11,000-foot-tall, snowcapped volcano in Alaska is likely a sign of its impending first eruption since 1992, experts say. Mount Spurr, located about 75 miles West of Anchorage,

Mount Spurr is one of 53 volcanoes in Alaska that have been active within the last 250 years. It is roughly 80 miles northwest of Anchorage.