Aquarium (Torchwood Hub)

From Tardis Wiki, the free Doctor Who reference

A deep-sea aquarium was kept in the basement of Torchwood Three's Hub. (PROSE: Slow Decay)

n 2009, a large man-eating fish was kept in the aquarium. Jack Harkness attempted to feed it a sentient book, but the fish could eat the book as it was indestructible. (PROSE: Consequences)