The Konzilgebäude (literally, council building) in Konstanz was built in 1388-1391 as a building for merchants and warehouse.  It was the main site of the Council of Constance in 1417.  The city is on the south side of the Bodensee (Lake Constance), and is surrounded by Swiss territory and water.
<a rel="nofollow" class="external text" href="https://www.flickr.com/people/24736216@N07">Roger Wollstadt</a> from Sarasota, Florida, U.S.A.
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<a rel="nofollow" class="external text" href="https://www.flickr.com/photos/24736216@N07/3255231765/">Konstanz - Konzilgebäude</a>