|6 floors, 1 flight|
It is a Weyland-Yutani xenobiological research installation, a complex which covers multiple levels including bio-labs, R&D, chambers and corridors.
Waterfall is the entrance to Weyland-Yutani's 'Area 52 installation', with Vaults making up part of Area 52, all are standard maps and feature in Aliens v Predator, Aliens v Predator Gold and Aliens v Predator Classic 2000.
Reference stats table.
Gameplay is set after LV426 Weyland-Yutani's Hadley's Hope, Atmosphere Processing Facility and terraforming colony is set up which appears in the film Aliens and the smelting plant on Fiorina 'Fury' 161 including the Class C Work Correctional Unit is established that appears in the film Alien 3.