Opening in 1965, the Astrodome was the world’s first domed and air-conditioned stadium. The Astrodome Conservancy unveiled new plans to bring the ‘Eighth Wonder of the World' back to life.

On Wednesday, the Astrodome Conservancy unveiled its ambitious $1 billion plan, Vision: Astrodome, with a mission to answer the decades-long question of what to do with the landmark. Gensler Houston design firm created the redevelopment concept.

Finally, after 15 years of speculation and variety of architectural proposals, a plan is in place to transform Houston’s beloved Astrodome. Dubbed Vision: Astrodome, the new plan from Gensler and the Astrodome Conservancy was unveiled this week.

The Astrodome Conservancy is hoping a new $1 billion vision to redevelop the retired ballpark will spark interest in preserving the Houston landmark. State of play: The Astrodome has been largely vacant since 2002 and was deemed noncompliant with the Houston fire code in 2008.