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The Colorado River at the confluence with the Paria River. This spot marks the boundary between the Upper and Lower Colorado River basins. Water from this point flows through the Grand Canyon and on to Lake Mead. Photo credit: Denver Water.
The Colorado River at the confluence with the Paria River. This spot marks the boundary between the Upper and Lower Colorado River basins. Water from this point flows through the Grand Canyon and on to Lake Mead. Photo credit: Denver Water.