AP Photo/Kitsap Sun, Meegan M. Reid

SAILORS FROM Naval Base Kitsap Bangor take a look at the DSRV Mystic on display at the Naval Undersea Museum in Keyport, Wash., on Thursday. The DSRV Mystic served as the Navy's primary submarine rescue system from 1977 to 2008.

KEYPORT, Wash. (AP) — Naval Undersea Museum added a submarine rescue vehicle to its collection this week.

Mystic becomes the third deep submergence vessel displayed outside the museum, joining Trieste II and Deep Quest.