![](http://www.alamy.com/thumbs/6/CB825CF3-C27D-4F55-9AAE-376A34E9B260/E2BD8K.jpg)
Amtrak AEM-7 Locomotive No 923, Union Station, Washington, DC
Size: 6016px × 4016px
Location: Union Station, Washington, DC
Photo credit: © Mark Summerfield / Alamy / Afripics
License: Licensed
Model Released: No
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