The inside of an MR-63 train.
<a href="https://en.wikipedia.org/wiki/User:Alexcaban" class="extiw" title="en:User:Alexcaban">User:Alexcaban</a>
CC BY 3.0
I (<a href="https://en.wikipedia.org/wiki/User:Alexcaban" class="extiw" title="en:User:Alexcaban">Alexcaban</a> (<a href="https://en.wikipedia.org/wiki/User_talk:Alexcaban" class="extiw" title="en:User talk:Alexcaban">talk</a>)) created this work entirely by myself.