Are you familiar with the Buffalo Convention Center? Well the show takes up both floors
The upper floor is 160' x 392' (64,410SqFt)
Downstairs has 3 big rooms
101L 142' x 92' (13,064SqFt)
Ballroom: 149'X83' (12,367SqFt)
and 106: 79' x 96' (7,584SqFt)
Room 106 has other rooms around it where we place the women's oasis, child care and others.
http://www.buffaloconvention.com/uploads/BNCC_floor_plans.pdf
If I remember right there were close to 300 cars/bikes/trucks in the show in 2012.