The front of a Class 345 Elizabeth Line train. Photograph taken from a parallel running Hammersmith and City line train just after Paddington.
<a href="//commons.wikimedia.org/wiki/User:ZeevoX" title="User:ZeevoX">ZeevoX</a>
CC BY-SA 4.0
<span class="int-own-work" lang="en">Own work</span>