This is a research lab nestled precariously in the caldera of an active volcano. Above the close-study platform, enclosed in a cube of concrete, are three levels: storage, recreation, control. The only means of access for scientists travelling to and from the lab is the weekly helicopter drop to the helipad on the roof.
This is a cut-down version of "LavaLab" (making a cut-down post-disaster variant of each of my levels is almost a tradition with me, these days, but this was my first.) The entire lab has been encased in molten rock, and is a lot more claustrophobic than the original...