Has to be a Barcelona Jersey biggest club in the world largest fan base makes sense. Improved Answer: No, It would be Real Madrid or Manchester United which are the two biggest soccer clubs.
The Answer to sport worldwide is Soccer, but the biggest fan based team in America is The Dallas Cowboys
Liverpool has the biggest fan base
The biggest mountain is in Hawaii
Fort Hood, Texas, is the biggest military base in the world.
Are you looking as in Garrison or the whole base?
Right now its soccer but base ball is getting really popular
it is in lilicove city