(via YouTube by CalgaryHeralddotcom )To mark this year's centennial of the Calgary Stampede, Canada Post has unveiled two commemorative stamps. Both stamps, featuring a rodeo horse and a silver and gold belt buckle, were designed by Calgary graphic artist Xerxes Irani - who admits he broke down and cried uopn learning his designs had been chosen. The high-tech stamps are also the first "Augmented reality" product introduced by Canada post allowing users to play games on their smartphones.