This The Mentalist screencap contains
strafanstalt, strafvollzugsanstalt, justizvollzugsanstalt, and strafrechtliche anlage.
There might also be
drehtür, revolver, arrestzelle, arrestzelle., gefängnis, klirren, knast, poky, pokey, jail, jailhouse, gaol, clink, and slammer.