HL2 BETA MAPS  BY AREA:

===WASTELAND===
zombie_town02 
proto_wastelanddepot 
proto_depot_approach 
outside_city03 
wasteland 

===C17===
streetfire01 
proto_trainstation 
proto_c17map 
proto_industrial 
proto_c17inner01 
proto_combine_underground5 
proto_c17courtyard 
d1_garage_01_08 ==UPCOMING==
c17_01_17 ==UPCOMING==

===MANHACK ARCADE===
arcade_06 
c17_05_06 ==UPCOMING==

===COAST===
coastline_cliffside1 
coastline_cliffside2 
coastline_lighthouse 
coastline_prison 
coastline_warehouses 
BETA_d2_coast_01 
BETA_d2_coast_02 
proto_coastline 

===CITADEL===
proto_citadel_tankroom 
proto_citadel_garbage 
proto_citadel_interior 
proto_citadel_interior2 
proto_citadel_advisors 
citadel_cellblock_001 
proto_citadel_consul 
proto_citadel_mechanical 

===AIR EXCHANGE===
proto_airexchange001 
airex_03040506 (main airex) 
airex_refinery (custom) 
airex_start (area around airex) 

===ARCTIC===
borealis_full_01 ==UPCOMING==

===OTHER===
BETA_c1a3a_port