This The Mentalist screencap contains
arrestzelle, arrestzelle., strafanstalt, strafvollzugsanstalt, justizvollzugsanstalt, and strafrechtliche anlage.
There might also be
gefängnis, klirren, knast, poky, pokey, jail, jailhouse, gaol, clink, slammer, zelle, and gefängniszelle.
The Mentalist 6x12 "The Golden Hammer" -- Jane and the FBI investigate the murder of a high-tech cartographer who may have unearthed a spy ring before his death...