Anita Snow, Associated Press

Gates will be locked and thousands of rangers will be furloughed from national park sites if Congress doesn't reach a budget agreement. But Arizona and Utah officials say they'll make sure visitors can still enjoy the Grand Canyon and Zion Valley if a cutoff comes Sunday. This year, Colorado Gov. Jared Polis directed the state's Department of Natural Resources to develop a plan to operate and protect resources at Rocky Mountain National Park and three others.