Piles, plains and vistas

The Grand Canyon of the Colorado stretches for 277 miles through Arizona. It was formed over two billion years as the Colorado cut through the rock and soil while the land itself was uplifted by tectonic activity. Grand Canyon National Park. Scanned from a transparency. Grand Canyon National Park. Scanned from a transparency.

The Grand Canyon of the Colorado stretches for 277 miles through Arizona. It was formed over two billion years as the Colorado cut through the rock and soil while the land itself was uplifted by tectonic activity. Grand Canyon National Park. Scanned from a transparency. Grand Canyon National Park. Scanned from a transparency.

The Grand Canyon of the Colorado stretches for 277 miles through Arizona. It was formed over two billion years as the Colorado cut through the rock and soil while the land itself was uplifted by tectonic activity. Grand Canyon National Park. Scanned from a transparency. Grand Canyon National Park. Scanned from a transparency.

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