POTD August 31, 2016: Arches National Park, Grand County

Arches National Park, Grand County
Photographer: Gregg Beukelman © 2016
Early morning light provides a glow to one of the Courthouse Towers, an erosional remnant of a fin composed of vertically jointed Jurassic-age Slick Rock Member of the Entrada Sandstone.

Quiz: How well do you know Utah's national parks?

Utah is home to five national parks — Zion, Arches, Canyonlands, Capitol Reef and Bryce Canyon. How well can you pick out the geological features and what makes each park famous?