* Expanded to include Grand Staircase/Escalante, Vermilion Cliffs, Canyons of the Ancients, Dinosaur, and Hovenweep National Monuments * Color photo insert * Many sights accessible by car From the sheer-walled magnificence of Zion to the breathtaking intricacy of Bryce Canyon's sculptured turrets; from the "Grand Staircase" of the Vermilion Cliffs, and Pink Cliffs in southern Utah to the volcanic lavas of Sunset Crater: two geologists describe the...