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 Skirt and Plume Hole Stack Skirts Nose Crawler and Rocket Row VAB 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