THURSDAY NIGHT: Partly to mostly cloudy with lows in 20’s/30’s. Breezy/windy, 10 to 20 mph with gusts up to 30/40 mph. FRIDAY: Chance of mtn snow and rain. Increasing clouds then mostly cloudy with ...
Yellowstone has been the site of persistent volcanic activity for more than 2 million years. But what did the region look like before the volcanoes started to erupt?