How to Install Maps:
Place the .bsp file into below directory (Normal install directory)
C:\Program Files\Steam\SteamApps\(your account name)\team fortress 2\tf\maps
Included Maps:
Arena_Junkyard_a5
Arena_Ra_a4
Arena_Stadium_a1
CP_Caldera_a15a
CP_Dryer_b4
CP_Officeplex_a4
CP_Sawblades_b3
CP_Reanimation_a4
CTF_Vector_a33
CTF_Gulch
CTF_Airblast_a1
PL_Tyrolmountain_a15
PLR_Solitude_a3
PLR_Deadrun
PLR_Cornfield_a2