There is a reason that most couples today do not have a significant age difference. Consider that over the last one hundred years, the average age difference between married couples is 3.5 years.
The Colorado River flows from the Continental Divide in Colorado's Rocky Mountain National Park into the Gulf of California between the Baja California peninsula and mainland Mexico. Here, Snowmass Mountain looms above the Roaring Fork River, a tributary of the Colorado. Peter McBride.
The Grand Canyon of the Colorado River is a world-renowned showplace of geology. Geologic studies in the park began with the work of Newberry in 1858, and continue today. The Grand Canyonâs excellent display of layered rock is invaluable in unraveling the regionâs geologic history.