Warzone

This is the zone between spawn and the general server. In previous versions such as 1.17.
There was a more notable difference between it and spawn however in 1.18 it's start is indicated by red wool and end by blue wool.
Notable Differences from Other Map Locations
PvP is Enabled
Building is Prohibited
Custom Trees are densely packed to encourage melee
Terrain is Intentionally damaged to restrict movement
Points of Interest
Christmas tree south west of spawn
Water tunnel is an alternative exit to spawn