Multiple realities
(covers information from several alternate timelines)
Brooks Island on MUNI system map, 1986
Brooks Island was an island in the San Francisco Metropolitan Area, California. In 1986, its location was labeled on a MUNI system map. (Star Trek IV: The Voyage Home)
In 2259 of the alternate reality, Brooks Island was visible in a map of the San Francisco Bay. This map was part of a collection of graphics and video media that were displayed on a powerwall in Admiral Christopher Pike's office at Starfleet Headquarters. (Star Trek Into Darkness)
In 2399, this island appeared on a satellite image of the bay as Dahj Asha was searching for the location of Jean-Luc Picard. (PIC: "Remembrance")