November 27, 2017 https://gruncleodd.com/wp-content/uploads/2017/11/DSCN1256-143x190.jpg

Super volcanoes. Those of us of a certain age recall the disruption caused by the eruption of Mount Saint Helens in Washington state in 1980. Those who are younger might have to look at the eruption of Iceland’s Eyjafjallajökull in …

November 27, 2017 https://gruncleodd.com/wp-content/uploads/2017/11/DSCN1254-190x147.jpg

The South Rim hike. I hope you’ve prepared yourselves because, as promised, this is the section where I’m going to delve into the geology of Yellowstone. But I’ll start with a small artistic diversion. Those of you who have traveled …

November 27, 2017 https://gruncleodd.com/wp-content/uploads/2017/11/DSCN1244-190x93.jpg

If I thought it had gotten chilly overnight when I was in Jackson, when I woke up Tuesday morning, it was as though Yellowstone was telling me, “Those wimps down in Jackson don’t know what cold means.” The windows on …