Grand Staircase-Escalante was cut back from nearly 1.9 million acres to three units, the 211,983-acre Grand Staircase, the 551,117-acre Kaiparowits, and the 243,241-acre Escalante Canyons.

After visiting all 63 national parks in the US, my favorites include Yosemite and Grand Teton. I think one of the worst parks is Gateway Arch.

Researchers created 3D models of ancient tracks in Oregon’s John Day Fossil Beds National Monument. The study revealed a ...