PolytechniqueCrest (IMAGE) Polytechnique Montréal Caption Photograph of the Polytechnique Montréal crest taken using visible and infrared illumination. Credit Pr Sébastien Kéna-Cohen Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.