R40M #4482 and the back of a Manhattan-bound F train stop at 15 Street-Prospect Park.
Looking down the mezzanine portion outside of fare control from the exit to 16 Street at 15 St-Prospect Park
Approaching the token booth at 15 Street-Prospect Park, it just seems to be randomly placed on the mezzanine not really near any of the station's exits
A station entrance staircase at the 16 Street end of 15 Street-Prospect Park
The No entry sign on an old wooden High Exit Turnstile facing one of the exit staircases at 15 Street-Prospect Park
Looking down the portion of the mezzanine outside of fare control towards the Bartel Pirtchard Square exit at a corner of Prospect Park
A staircase for Prospect Park SW (its a street), along Pirtchard Square. A mosaic for the exit at the other end of the station at 16th St is also visible
A close up of a 16th St mosaic at 15 St-Prospect Park
Looking back towards the long mezzanine and High Entrance/Exit Turnstiles at 15 St-Prospect Park
A mosaiced sign blocked by a gate for exit to Park Southwest
Looking up an unusual staircase at 15 St-Prospect Park that is along an edge of Prospect Park
The top of a station entrance to 15 St-Prospect Park that is set directly inside the perimeter stone wall of Prospect Park
Another view of the exterior with two unusual lamps to mark an entrance to 15 St-Prospect Park, that is set directly in the perimeter wall of the park
Another view of the two stone pillars that mark a subway entrance that is set directly into the perimeter wall of Prospect Park
Looking down another entrance staircase to 15 St-Prospect Park, with Pirtchard Square in the background