by | | |WHAT I LEFT OUT is a recurring feature in which book authors are invited to share anecdotes and narratives that, for whatever reason, did not make it into their final manuscripts. In this installment, Martin Doyle shares a story that was left out of .The Grand Canyon sneaks up on you. A mile deep, and miles across, it virtually conceals the river that formed it — the Colorado, nested behind rims of canyons within canyons, sitting all alone as a ribbon of water amid the arid Arizona wasteland.At the break of dawn one day in early summer, I was packing to descend into this geologic...…by | | |WHAT I LEFT OUT is a recurring feature in which book authors are invited to share anecdotes and narratives that, for whatever reason, did not make it into their final manuscripts. In this installment, Martin Doyle shares a story that was left out of .The Grand Canyon sneaks up on you. A mile deep, and miles across, it virtually conceals the river that formed it — the Colorado, nested behind rims of canyons within canyons, sitting all alone as a ribbon of water amid the arid Arizona wasteland.At the break of dawn one day in early summer, I was packing to descend into this geologic...WW…