If this sounds like the kind of adventure you're looking for, add Ironwood Forest National Monument ... and give you a glimpse of what Arizona looked like thousands of years ago.

The thinning also allows a little more of the snow and rain that falls on the forest to make its way into SRP reservoirs and then Phoenix taps, according to modeling that Arizona State University ...

The current 346 square miles of Petrified Forest open a window on an environment more than 200 million years old, one radically different from today's grassland. Where you now see ravens soaring ...