I can't think of any convention center which would be large enough to accommodate it. Can you imagine how many companies would want to exhibit in the exhibition center? This, of course, would be a hugest source of revenue.
Here is the list of the LARGEST Convention Centers in the US.
Let's take a vote:
CONVENTION CENTER City Size (sq. ft.)
1. McCormick Place Chicago 2.2 million
2. Orange County Orlando 2.05 million
3. Las Vegas Las Vegas 1.94 million
4. Georgia World Atlanta 1.37 million
5. Kentucky Exposition Center Louisville 1.29 million
6. Sands Expo & Center Las Vegas 1.13 million
7. Ernest N. Morial New Orleans 1.1 million
8. Dallas Convention Center Dallas 1.02 million
9. Pennsylvania Farm Show Harrisburg 1 million
Complex & Expo Center
10. George R. Brown Houston 930,000