The Two-Way Astrodoomed? Famed Houston Stadium May Fall To Wrecking Ball November 6, 2013 Called the "Eighth Wonder of the World," the Astrodome was the first fully air-conditioned, enclosed and domed stadium. But it hasn't been used for years. Voters rejected a referendum that would have raised money to turn it into a convention center. Now, lawmakers are expected to say the dome should come down.