Once the Pride of the BN executive fleet BN 1, 2, and 3 all now reside at IRM living out their days on display with occasionally being fired up for special events, this is the first night shot i could find of #3.
There are times when many engines, cars or cabooses are concentrated in a location. Such sites are for storage, economic reasons, active power needs or for rebuilding. For others, wear and tear have brought their usefulness to and end.