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 begins in north central Colorado and ends at the Gulf of California. The river is chiefly supplied by snow melting in the Rocky Mountains and passes through seven U.S. states and part of Mexico. Continue Reading.
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.