Arkham

"Oh, the Arkham exposé, I remember that."

- Barry Allen

Arkham is an undisclosed location in United States.

History
Phillip Sullivan did a report exposing something going on in Arkham, which garnered some notoriety and attention of Barry Allen.

Visitors

 * Phillip Sullivan

Behind the scenes

 * In the comics, Arkham Asylum is a notorious asylum for criminally insane located in Gotham and housing a plethora of famous deranged criminals and supervillains, most of the enemies of Batman.
 * Interestingly enough, The Flash referenced Arkham way before it was first name-dropped in respective Batman-based media.