I wonder if it's a remnant of the old rocky mountains? Outside of Denver they have lots of red rocks near the mountains that were all that's left of an old mountain range that pre-dated the current mountains. but had all but eroded away over 300 million years!
I wonder if it's a remnant of the old rocky mountains? Outside of Denver they have lots of red rocks near the mountains that were all that's left of an old mountain range that pre-dated the current mountains. but had all but eroded away over 300 million years!
So much to explore in North America!