Arkham Asylum

The Elizabeth Arkham Asylum for the Criminally Insane is a fictional setting, a psychiatric hospital in the DC Universe. It is located on the outskirts of Gotham City, and is where those of Batman's foes considered to be legally insane are incarcerated (other foes are incarcerated at Blackgate Penitentiary). Although it has had numerous administrators, its current head is Jeremiah Arkham. Inspired by the works of H. P. Lovecraft, the asylum was created by Dennis O'Neil and first appeared in Batman #258 (October 1974); much of its back-story was created by Len Wein during the 1980s. In the foreword to the book The Dark Ages: Grim, Great, and Gimmicky Post-Modern Comics, Jack C. Harris claims that it was he who conceptualized the idea of Arkham Asylum, and that any other such claims are false. Arkham Asylum does not have a good record, at least with regard to the high profile cases; escapes are frequent (on at least one occasion, an obsessive-compulsive multiple murderer was signed... full article at wikipedia