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Boulder Sea
A Tour of Joshua Tree National Park
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(c) Copyright 2002 Andrew Alden, licensed to About.com, Inc.

When the processes I described affect a whole landscape, the result can look like this sea of granite boulders near Arch Rock.

The Pinto Mountains, in the background, were not subjected to the same deep burial. We'll be going in that direction, but first some geologic cheesecake . . .

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