This is the map for US Satellite ... Mount St. Helens and activity from other volcanoes such as Mount Etna. Smoke from fires in the western United States such as Colorado and Utah have also ...

How many of the 160 named volcanoes in the U.S. and territories do you know? If you live in Alaska you have a big advantage.

Lush rainforest and land transformed for millions of years by volcanic activity, all spread across 520 square miles of protected space. Welcome to Hawaii’s Volcanoes National Park!