Brandenburg Gate in <a href="//commons.wikimedia.org/wiki/Kaliningrad" class="mw-redirect" title="Kaliningrad">Kaliningrad</a> (Königsberg), one of many old city gates that where build in mid 19th century. This gate is the only one that is still used (vehicles can go through it).
MicHael Galkovsky
CC BY 1.0
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