Crawler and Rocket Row Nose Tank and Dewar Backyard Bipod Belly Discovery Windows Nose Escape Basket Slide Wire Middeck White Room White Room Arm Leading Edge T-0 Umbilical Carriage Engines SSME SRB Repairs Engines Stack This End Up Structure Stack Structure Stack White Room Cone and Ogive Discovery Discovery Discovery Discovery Tunnels Bunker Passage Safe Haven Stands High Bay Passage Belly Big Door Ares-1X Ares-1X External Tank