June 19, 2013
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Article Photos: Brazil: bar codes on sidewalks give tourist info
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A QR codes made of the black and white stones covers a sidewalk near the beach in Rio de Janeiro, Brazil, Friday, Jan. 25, 2013. The QR codes are being placed at tourist spots which can be scanned with a mobile device for information about the site. (AP Photo/Silvia Izquierdo)
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