Subchapter lix-ff. Great Sand Dunes National Park and Preserve 16 U.S. Code §410hhh-1. Definitions 16 U.S. Code §410hhh-2. Great Sand Dunes National Park, Colorado 16 U.S. Code §410hhh-3. Great Sand Dunes National Preserve, Colorado 16 U.S. Code §410hhh-4. Baca National Wildlife Refuge, Colorado 16 U.S. Code §410hhh-5. Administration of national park and preserve 16 U.S. Code §410hhh-6. Acquisition of property and boundary adjustments 16 U.S. Code §410hhh-7. Water rights 16 U.S. Code §410hhh-8. Advisory Council 16 U.S. Code §410hhh-9. Authorization of appropriations 16 U.S. Code §410hhh. Findings