Connection from M1 to M2. Station Świętokrzyska. 08.03.2015 r.
<a rel="nofollow" class="external text" href="https://www.flickr.com/people/129661548@N06">Janusz Jakubowski</a> from Warsaw, Poland
CC BY-SA 2.0
<a rel="nofollow" class="external text" href="https://www.flickr.com/photos/129661548@N06/16565691338/">Metro - tunnel in Warsaw (Metro Warszawskie)</a>