The signal box at the north end of Pen Mill station in Yeovil supervises the Heart of Wessexx Line between Castle Cary (to the left) and Dorchester (right).
<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>