The Colorado River flows through 11 National Parks and Monuments:
ANP — Arches National Park,
BCGNP — Black Canyon of the Gunnison National Park,
BCNP — Bryce Canyon National Park,
CNP — Canyonlands National Park,
CRNP — Capitol Reef National Park,
CNM — Colorado National Monument,
DNM — Dinosaur National Monument,
GCNRA — Glen Canyon National Recreation Area,
GCNP — Grand Canyon National Park,
RMNP — Rocky Mountain National Park, and
ZNP — Zion National Park.