“The storm took out all four of New Orleans’ major performing arts theaters, severely flooding two of its oldest — the Orpheum and the Saenger, both listed on the national registry of historic places. But in the five months since Katrina, as renovations have been under way at the Saenger, recovery at the Orpheum — which had no flood insurance — has been all but stagnant. And the future of the 85-year-old theater, which for years has served as home to the Louisiana Philharmonic Orchestra, is uncertain.”