Strange bed fellows at Marylebone station at Christmas 2015. 43128 is at the rear of a Great Western Railway service to south Wales which has been diverted from Paddington station by engineering work on its usual route. Alongside is a more familiar train here: Chiltern Railways' 172103.
<a href="//commons.wikimedia.org/wiki/User:Geof_Sheppard" title="User:Geof Sheppard">Geof Sheppard</a>
CC BY-SA 3.0
<span class="int-own-work" lang="en">Own work</span>