Round 115 (116) by TheSyndicateProject, so far.
Walk around it
in Kino Der Toten
The Call of duty Kino der toten musical Easter egg is Bring me 115 by Eliena Siegman
There is no amount it's unlimited.
dempsey
yes in the theater in kino der toten
According to the wiki, West Berlin Kino Der toten is also German for "Cinema of the dead" so it is somewhere in Germany of course, and what better place than Berlin to hold out against zombies.
Nothing happens just more zombies
the stage
I only know that in each level it add 12 zombies more
you can only get it on black ops kino der toten and five offline
it doesnt end