The Atlanta Cyclorama will move from its Grant Park home to new digs in Buckhead at the Atlanta History Center. But what about the neoclassical building that's housed the Civil War painting since 1921? Word is, the stately old edifice will be preserved and repurposed in a new role as part of a Zoo Atlanta expansion. Many other Atlanta landmarks haven't been so fortunate, however. Here's our look back through the lenses of our AJC photographers at some notable local buildings and complexes that were torn down or replaced in some fashion as Atlanta moved with the times.