Remember pulling over to check a map, or ask for directions? No way, no how, no more. Global Positioning Systems allow us to drive anywhere and without planning a trip. Some say they make us dumb robots, others can't live without the.
Veering off the beaten path (aka going GPS-free) can improve your geographic knowledge. http://bit.ly/2bf9dAU
Best GPS Buying Guide - Consumer Reports http://www.consumerreports.org/cro/gps/buying-guide.htm