– In the large flooded room with the broken train. Swim underwater to the far left corner → small tunnel → Serious Bomb . 10. The Great Pyramid (Chapter 10) Secret #1 – At the start, before entering the pyramid, go around the right side. Climb the rubble to a high ledge → Sniper Rifle ammo and a large health.

– Inside the second temple, in the large water room with pillars. Dive down to the deepest point → small crack in the floor → swim through → Laser Gun (real one, not just ammo). 8. The Dark Bride (Chapter 8 – Sandstorm level) Secret #1 – In the first ruined village, after fighting the first wave. Enter the destroyed church → break the altar at the back → Minigun .

– On the far side of the oasis, there’s a broken column. Jump on it, then to a palm tree, then to a high ledge → Sniper Rifle . Chapter 4 – The Final Journey Secret #1 – In the long canyon with rolling fireballs. Halfway, a side path blocked by a cracked boulder. Blow it → small room with Minigun .

– In the dark labyrinth with Arachnoids. Find the room with a single lit torch → melee the wall behind it → hidden chamber with Serious Bomb . 7. The Lost Temples of Nubia (Chapter 7) Secret #1 – After the first outdoor temple area, before entering the second temple, swim left around the temple base → underwater tunnel → Chainsaw (again) + health.

– In the large ruins area with two towers. Climb the left tower’s outer rubble to the top → jump to a floating platform → get Double Barrel Shotgun (secret weapon). 3. No Place to Hide (Chapter 3) Secret #1 – After destroying the first antenna, enter the small bunker. Melee the right wall → hidden room with Minigun (spawns after you pick it up? No, just ammo).