Bionicle: The Game Tahu Nuva ending cutscene area (PS2)

Apparently you can walk around in the cutscene area at the end of Tahu Nuva's level. However, it does not seem possible to get here without mods. I had to edit Tahu Nuva's initial coordinates so he would spawn on the ground of this area, and I used the coordinates of a lightstone near it for reference. Like the intro cutscene area, this area has working collision and some ambient sound. There is also a seemingly unique texture in the circular area with the pillars that does not show up anywhere else in the