From multihued mounts to lush green ridges, these colorful mountains captivate travelers with their vibrant, natural beauty ...

The 1980 eruption of Mt. St. Helens — which began with a series of small earthquakes in mid-March and peaked with a cataclysmic flank collapse, avalanche, and explosion on May 18 — was not the largest ...

The highest active volcano in Europe, Mount Etna is a magnificent landmark on the Italian island of Sicily. Etna is almost ...