Abercynon junction. The double-track line from Cardiff splits here into two single-track branches: left to Aberdare and right to Merthyr Tydfil.
<a rel="nofollow" class="external text" href="https://www.geograph.org.uk/profile/25788">Peter Whatley</a>
CC BY-SA 2.0
From <a rel="nofollow" class="external text" href="https://www.geograph.org.uk/photo/7188367">geograph.org.uk</a>