Inmate dormitories at Louisiana State Penitentiary, like this one photographed in July 2011, have heating in the winter and cooling by fans and open windows in the summer, but no air conditioning. A judge ruled earlier this year that that constituted cruel and unusual punishment, but installation is on hold pending a state appeal. Scott Threlkeld/The Times-Picayune/Landov hide caption

itoggle caption Scott Threlkeld/The Times-Picayune/Landov