Public land advocates in a new report flagged risks to America's park systems and state economies after efforts by President Donald Trump to raise entry fees and transfer control and responsibility of national parks to the states.

The visitor center and a wastewater treatment plant were among the 50 to 80 structures lost, the park superintendent said. The area was evacuated Thursday.

"Though it was definitely not your average vacation trip, everything worked out okay. We made the best of it," Russ Christian said.

The Dragon Bravo Fire destroyed the Grand Canyon Lodge and continues to burn. See the devastation, plus readers share memories of the lodge.