The JumpOver.gro file you have requested: Maps Levels Missions / Miscellaneous / I to J Titles / Jump Over - 4.48mb is not available. Perhaps try browsing all files for the game Serious Sam: The Second Encounter and upload any files you want to share or are missing. This is the only information we could locate:
This is remake of an SS HD map. This is remake of an SS HD map. Downloaded this made by russian guy, full of mistakes. Now here's the repaired version. Correct and ready to play.