Paramount Stage 18
Paramount Stage 18 is located on the Paramount Pictures lot in Hollywood, California. It's noted for a number of famous productions, including 's 1950 film, Sunset Blvd. (where it was seen as 's soundstage), the classic western Shane (1953), and 's 1954 Rear Window. 

Stage 18 was used for temporary swing sets in all seven seasons of , as well as the motion picture . 

It was used through the four year run of  and most recently for the  film, .

According to James Mees, the space underneath Stage 18 was used as a warehouse for Trek props and set pieces following their move from the warehouse in Burbank. The space was 12.000 square feet. ("Inside Starfleet Archives Year Six – Sets & Props", TNG Season 6 DVD special feature)

1992-1999

For the new production, , more space at Paramount Studios was allotted to the Star Trek franchise.

Stage 18 was first used in the pilot episode of DS9 for the various temporary sets needed for that production, including the main bridge of the  and Cardassian ship, and the Bajoran monastery.

The stage also housed a permanent standing set, the interior of the runabout.

The Temple of Masaka from the  seventh season episode  was built on Stage 18. The set was later put to good use as the Albino's fortress in . TNG's own Stage 16 was not free, as the village from  was built on it. () Parts of the set from "Masks" were re-built and used as village commons for the episode , also filmed on Stage 18.

In later years, DS9's version of "Planet Hell" – an interior planet cave set – was constructed on Stage 18, as well sets representing the  bridge, quarters, sickbay, mess hall, and engine room, though the latter were torn down to make room for a Klingon starship interior and generic Cardassian setting. The stage also hosted the sets for Kasidy Yates' freighter  () and a Bajoran .  The stage was also used for the set of the New York offices for Incredible Tales of Scientific Wonder in . ()

1998
In , Stage 18's cave set was significantly expanded for use in the feature film . The caves represented those on the Ba'ku planet and included multiple levels.

The modifications were left mostly intact for the remainder of the set's use in DS9 and were prominently featured in the series finale, , as the Bajoran Fire Caves.

2001-2005 
With set construction starting in , Stage 18 became the primary home of . ()

Three large sets were built within the stage and were central to most locations aboard : the bridge including the captain's ready room and the situation room, engineering, and launch bay interiors. Paramount Stage 8 housed the remaining NX-01 interiors used in Enterprise.

The sets were constructed side-by-side, with engineering in the center; that set also included a small network of corridors, the transporter alcove, and decon chamber. The corridors that lined engineering were referred to in blueprints as the "Engineering Corridor".

A small area between engineering and the launch bay was reserved for temporary swing sets such as:
 "Sun porch set" during flashbacks ()
  interiors ()
 Ti'Mur bridge ()
 Akaali  ()
  access corridors, infirmary, and cargo modules 4 and 8 ()
 Seleya sickbay ()

2007-2008
According to a  news item from The Trek Movie Report website, J.J. Abrams' 2009 film, , was – in part – filmed on Paramount's Stage 18.

Set construction reportedly began in , utilizing other "historic" Star Trek sound stages including Stages 8, 9, 11, 14, and 15.   The film wrapped production on .

Productions 
  (Ocampa Enclave (re-shoot), )
 
 
 
  ()

Sources
Judith & Garfield Reeves-Stevens, The Making of Star Trek: Deep Space Nine
Terry J. Erdmann, The Secrets of Star Trek: Insurrection
Michael Okuda, A Brief History of Paramount Stages 8 & 9, StarTrek.com

External links
 Paramount Pictures – official website
 
Filming locations