Big Bend National Park # 019-02-012 © Russ Finley Photography

Gallery Index

Big Bend National Park # 52

ID # 019-02-012

of 65

Chisos Mountains - The Chisos Mountains rise abruptly out of the sedimentary plains. They were shaped by volcanic activity that occurred between 20 million and 38 million years ago. These igneous rocks tend to be hard and resistant to erosion. Big Bend National Park, TX. Film Size 6X7cm