The Great Western Railway 'Castle' prototype train - power door-fitted mark 3 coaches powered today by 43188 and 43194 - cross the St Thomas Viaduct in Exeter on their way from Exeter St Davids to Penzance.
<a href="//commons.wikimedia.org/wiki/User:Geof_Sheppard" title="User:Geof Sheppard">Geof Sheppard</a>
CC BY-SA 4.0
<span class="int-own-work" lang="en">Own work</span>