This is a list of the all the world's tallest structures, past and present of any type. Structures no longer standing are in italics. Most of the tallest structures are television broadcasting masts, followed by a mix of the taller tower-type structure (like the CN Tower) and the taller high rise s buildings(like the Sears Tower). Scattered among these are other structures including oil platforms, electrical towers, bridge towers, etc. List is organized by absolute height since it includes many different classes of structures.