The Glen Canyon Dam promised water and power — but the river had other plans.

Lake Powell and Lake Mead are once again headed for dangerously low territory. And at the worst time for Colorado River negotiations.

It would restrict Grand Canyon to the relative trickle out of small tributaries below Glen Canyon Dam, and would desiccate the sprawling and lucrative vegetable and forage crop empires of Arizona ...

The Dragon Bravo Fire that destroyed the North Rim lodge will affect visitors and nearby communities. Here's the Canyon's financial impact on Arizona.