The chiller.zip file you have requested: Maps Levels Missions / CE Maps / C to D Titles / Chiller - 7.05mb is not available. Perhaps try browsing all files for the game Halo: Combat Evolved and upload any files you want to share or are missing. This is the only information we could locate:
For more information on Halo, visit Halo2.filefront.com This is a map that is built into a large cave type structure. It sort of looks like a mid evil dungeon/cave. A very nice map. It supports all types of gameplay.