The Deukys_Terrain.zip file you have requested: Unofficial Patches / Deuky's terrain patch for BMS - 30.37mb is not available. Perhaps try browsing all files for the game Falcon 4.0 and upload any files you want to share or are missing. This is the only information we could locate:
Deuky's photo-realistic terrain patch for BMS-versions of Falcon 4.0 (FreeFalcon3, Superpak 4.x+BMS). Textures are in DDS-format.