Gregg's Hideout lies east of Temple Basin on the Arizona side of Lake Mead. It is managed by the National Park Service and available to the public for recreational purposes. In 1881 it started as Mike Scanlon's Ferry and was later bought by Tom Gregg, then becoming known as Gregg's Hideout.

Fishing is good in this part of Lake Mead for Largemouth Bass, Striped Bass, Sunfish, Catfish. There is no launch ramp at Gregg's Hideout nor is there drinking water available so take plenty of your own. There are no gas station back there so be sure you have plenty of gas and your vehicle is in good condition.