Day One in the Valley. Titus Canyon.
Day Two. Zabriskie Point, Badwater, Copper Canyon Turtleback, Devil's Golfcourse and Salt Creek.
Three. The dunes, Ubehebe Crater and the Racetrack, with a couple
of botanical stops in between.
Geological Survey page on Death Valley Geology is a great site
with lots of information and images on Death Valley and its geology..