Monolithic Megasphere: Affordable, State-of-the-Art, Indoor Stadium Monolithic Megasphere — This computer-generated image illustrates a 434-foot diameter Monolithic Dome. It can be either a Monolithic Megasphere or a small Crenosphere built with a full-size football field and bleacher-style seating. Many design options are available. Megasphere on berms — Monolithic Megasphere cross section on a berm. Complete facility — Monolithic Megasphere illustrating a football field, end zones and room to spare. (Larry Byrne) Length vs Width — TOP: Monolithic Megasphere drawing illustrating width of football field. BOTTOM: Monolithic Megasphere drawing illustrating length of football field. (Larry Byrne) Size, Scope, Scale