Per J Mumaw on 6/20/2008, the aircraft coming to Ontario is an AN-124.
http://www.fencecheck.com/forums/index.php/topic,16361.msg192577.html#msg192577 (http://www.fencecheck.com/forums/index.php/topic,16361.msg192577.html#msg192577)
Kevin
aero-engineer
Will be following this, looks cool ;)
I heard conflicting reports is the AN 225 the 6 engine 2 tail one. either way still have to work that day :-\