On the other hand, the downtown area of Chicago was raised up from natural ground level in the 1850s. Seattle was raised in the 1880s. A portion of Atlanta wa

On the other hand, the downtown area of Chicago was raised up from natural ground level in the 1850s. Seattle was raised in the 1880s. A portion of Atlanta was raised in the 1920s. They actually did rebuild new lobbies on the upper floors, and a lot of the old storefronts are still intact down below.