Trent Nelson | The Salt Lake Tribune Onlookers of the total lunar eclipse at Delicate Arch in Arches National Park, Tuesday April 15, 2014.Trent Nelson | The Salt Lake Tribune Onlookers of the total lunar eclipse at Delicate Arch in Arches National Park, Tuesday April 15, 2014.Trent Nelson | The Salt Lake Tribune The total lunar eclipse seen from Arches National Park, Tuesday April 15, 2014.delicate arch during lunar eclipse, arches national park, Tuesday April 15, 2014.