QR codes for smartphone users are popping up all over, including this corn field in Canada. (CNN/CBC)

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Corn maze has world's largest QR code

Updated: Monday, 10 Sep 2012, 9:54 AM EDT
Published : Monday, 10 Sep 2012, 9:54 AM EDT

LACOMBE, Alberta (CNN/CBC) - A corn maze in Canada is getting international attention.

A QR computer bar code was made out of a corn field.

The maze was designed by the Kraay family in the Canadian province of Alberta.

It's earned a Guinness world record as the largest "QR" code. It has close to 30,000 square meters to get lost in.