Passengers transferring between the <a href="https://en.wikipedia.org/wiki/U2_(Berlin_U-Bahn)" class="extiw" title="en:U2 (Berlin U-Bahn)">Berlin U2 line</a> and the <a href="https://en.wikipedia.org/wiki/U6_(Berlin_U-Bahn)" class="extiw" title="en:U6 (Berlin U-Bahn)">U6 line</a> walking through a 160-m-long connecting pedestrian tunnel, popularly known by Berliners as the “mouse route” (<i>Mäusetunnel</i>).
<dl><dd>In 1999, the tunnel was clad with stainless steel plates and sandstone slabs and a new lighting system was installed.</dd></dl>
<p><a href="//commons.wikimedia.org/wiki/User:Spielvogel" title="User:Spielvogel">Spielvogel</a>
</p>
<dl><dd>For a gallery of some more of my uploaded pictures see: <a href="//commons.wikimedia.org/wiki/User:Spielvogel" title="User:Spielvogel">here</a>.</dd></dl>
<span class="int-own-work" lang="en">Own work</span>