inky:
QR code in the wild
morficus:
High Line Park
mia!:
QR code in the wild
mia!:
QR tag, Bristol street
benchilada:
Michael S Hart's grave marker has a QR code on the back
Fibre Piratess:
The Little Concertina Player
lydia_shiningbrightly:
QR Code
ubiqua:
street qr code