A Canopy for Pedestrians (IMAGE) Princeton University, Engineering School Caption In sunny weather, a row of oversize concrete umbrellas would form a canopy for pedestrians along the beach. Credit Mauricio Loyola Usage Restrictions Noncommercial use only 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.