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According to the caption on the bronze marker placed by the Multnomah Chapter of the Daughters of the American Revolution on May 12, 1939, “College Hall (is) the oldest building in continuous use for Educational purposes west of the Rocky Mountains. Here were educated men and women who have won recognition throughout the world in all the learned professions.”
Since they are still preserved in the rocks for us to see, they must have been formed quite recently, that is, geologically speaking. What can explain these striations and their common orientation? Did you ever hear about the Great Ice Age or the Pleistocene Epoch? Less than one million years ago, in fact, some 12,000 years ago, an ice sheet many thousands of feet thick rode over Burke Mountain in a southeastward direction. The many boulders frozen to the underside of the ice sheet tended to scratch the rocks over which they rode. The scratches or striations seen in the park rocks were caused by these attached boulders. The ice sheet also plucked and rounded Burke Mountain into the shape it possesses today.
Sometimes that's just the way it has to be. Sure, there were probably other options, but he didn't let them enter his mind. It was done and that was that. It was just the way it had to be. she'll prove she can again. We all already know this and you will too.
