Within the Glen Canyon Reach, river floaters pass vertical, red canyon walls; panels of petroglyphs and, potentially, herds of bighorn sheep. The highlight of the trip, however, is usually a trip ...

The water moved 830,000 tons of sediment out of the Lees Ferry area, where boaters put in for Grand Canyon trips, and it heaped new deposits on 85% of the beaches that the U.S. Geological Survey ...

Dawn Kish has taken numerous trips on Lake Powell since, producing a series of stunning black-and-white photos that show what Glen Canyon looks like after 22 years of climate change-linked drought.

Archaeologists and naturalists hastened to detail the canyon’s contents even as the Glen Canyon Dam was under construction. By the time the waters of Lake Powell began to rise in 1963, their ...

But Lake Powell would still stretch 100 miles into Glen Canyon at dead pool. That’s because there is a significant design flaw in the dam: There is no drain at the bottom.

But Lake Powell would still stretch 100 miles into Glen Canyon at dead pool. That’s because there is a significant design flaw in the dam: There is no drain at the bottom.