Belsen
DMZ
abattoir
battle line
battle site
battlefield
battleground
butchery
combat area
combat zone
concentration camp
enemy line
field
field of battle
field of blood
firing line
front line
gas chamber
killing ground
landing beach
line
line of battle
seat of war
shambles
slaughterhouse
stockyard
the front
theater
theater of operations
theater of war
zone of communications