The concrete and steel titan on Poydras Street still dominates the New Orleans skyline. But the Superdome, like everything else in the brutalized city, looks much different now. Hurricane Katrina’s 100 mph-plus winds relentlessly strafed the world-renowned stadium’s roof, peeled back its white weather-protective shell like a coconut husk. The force was so powerful it stripped off sheets of 2-inch foam and thick rubber and blew them all over the Central Business District.