Just deserts and an alien world.

The fifth level in this game Sands of Ruin take the player to a pyramid style chamber and after such shows them of the potential final area in the game but it could also be just another level at this point.

The fifth level landscape and the pyramid in view

The mountains on the fifth level

The entrance from the inside

Upon falling into the cavern of the pyramid

Our player inside of the cavern

Our player in the corridors

The corridors

The corridors continued