Appropriately named, "The Badlands" and their rust-colored hue play a key role in Quantum Time. The colors are not that different than those at Uluru. The Badlands is the home of Jolene Temper in the novel.

The Badlands are not far from Mount Rushmore, another featured location. The Hall of Records at Mount Rushmore is a real location. You can read more about this fascinating place here: 
​https://www.nps.gov/moru/learn/historyculture/hall-of-records.htm