Old buses from Copenhagen KS 995 and KS 322 at the celebration of 100 years with motorbuses in Copenhagen at Sporvejsmuseet Skjoldenæsholm in Denmark.
The line number 15 is a joke as KS 322 is not young enough to have served on that line.
<a href="//commons.wikimedia.org/wiki/User:Dannebrog_Spy" title="User:Dannebrog Spy">Leif Jørgensen</a>
CC BY-SA 4.0
<span class="int-own-work" lang="en">Own work</span>