Have you ever been hiking in the forest and come upon a house size boulder? Where do these things come from? How did they get there? Last week I learned that these boulders are called Glacial Erratics. The one in the picture …
Read More »Have you ever been hiking in the forest and come upon a house size boulder? Where do these things come from? How did they get there? Last week I learned that these boulders are called Glacial Erratics. The one in the picture …
Read More »