The top of the tower isn't modeled.
The rear side of the top isn't even modeled.
View from above the lair. The "inside" of the tower is nothing but void.
View from "inside" the tower.
Closer view of what's inside the tower.
The view one would get from the top of the tower.
Boulders blocking the path to the rest of the lair.
Boulders blocking the path to Mumbo's Mountain.
The "path" leading to the rest of the lair.
View from behind the boulders.
The "path" leading to Mumbo's Mountain.