Glenn Dale Tuberculosis Hospital: Morgue in the basement of Building B, which treated pediatric patients.
Abandoned mental asylum.
top one is Denbigh Hospital. The forked corridor and the mortuary is High Royds. The yellow and black striped "hazard room" is an art installation at Deva Asylum. The forked staircase is St John's Hospital Lincoln. The dentist's room is Cane Hill.
Abandoned hospital More
Asylum, UK ... this looks like where they must have gotten the inspiration for the Arkham Asylum game's look!