The Great Wall stretches across North China from east to west for over 6,000 kilometers. It extends from the shanhai pass at the seaside in the Hebei province in the east to the Jiayu pass in Gansu province in the west.
I would either say a smartphone or gaming console because that’s where people spend allot of time at, and entertain themselves with. People also communicate with each other through gaming headsets and text messages.