SBB Historic locomotive Re 4/4 I (second series without front doors and regenerative braking) with one of the two "federal council" coaches, which were (among others) used to take state guests through the country, and are now used for charter trains like this one.
<a href="//commons.wikimedia.org/wiki/User:Kabelleger" title="User:Kabelleger">Kabelleger</a> / David Gubler (<a rel="nofollow" class="external free" href="http://www.bahnbilder.ch">http://www.bahnbilder.ch</a>)
CC BY-SA 3.0
<span class="int-own-work" lang="en">Own work</span>: <a rel="nofollow" class="external free" href="http://www.bahnbilder.ch/picture/3761">http://www.bahnbilder.ch/picture/3761</a>