A talus pile - photo taken near the Mendenhall Glaciers near Juneau, Alaska.

A talus pile - photo taken in Glacier Bay, Alaska.

A close-up of some of the rock layers at Letchworth State Park.

These are photos of ground water that is seeping out from between rock layers and freezing in the winter temperatures. They show the movement of ground water between rock layers. The photos were taken in a gorge at Buttermilk Falls, Ithaca, NY.

Horizontal rock layers at Letchworth State Park, Castile, NY. It's also referred to as the "Grand Canyon of the East." The rock is mostly shales with some layers of limestone. The sediments were deposited in the Devonian when this area was covered by an inland sea.

Rocks and Rock Layers

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