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Overview: (t) Alfa 27/Adobe Stock; (m) Abstract Aerial Art/DigitalVision/Getty Images; (b) Werner Büchel/Moment/Getty Images; Technology: (t)
Danon/Adobe Stock; (b) Stefan Kunze/Unsplash;
Technology: (top) Goodboy Picture Company/E+/Getty Images;
(middle Top left) Andresr/iStockPhoto; (middle Top right) Vitranc/Getty Images;
(middle middle) Kali 9/iStockPhoto; (middle bottom) Fizkes/Shutterstock;
(bottom) Stefan Kunze/Unsplash;
Request Digital Access: Sorincolac/123RF.
