By Michael Lanza
Walls of searing, orange-red sandstone towered hundreds of feet overhead in a chasm at times no more than a dozen strides across. A shallow river flowed like very thin chocolate milk down the canyon, spanning it from wall to wall in spots. And the spectacle had only just begun: We were mere hours into the first day of one of the most continually stunning, multi-day canyon hikes in the Southwest: Paria Canyon.