The <a href="https://en.wikipedia.org/wiki/Cornerstone" id="mwgQ" rel="mw:WikiLink" title="Cornerstone">foundation stone</a> of <a href="https://en.wikipedia.org/wiki/Cologne_Cathedral" id="mwgg" rel="mw:WikiLink" title="Cologne Cathedral">Cologne Cathedral</a>, built to house the <a href="https://en.wikipedia.org/wiki/Shrine_of_the_Three_Kings" id="mwgw" rel="mw:WikiLink" title="Shrine of the Three Kings">relics</a> of the <a href="https://en.wikipedia.org/wiki/Biblical_Magi" id="mwhA" rel="mw:WikiLink" title="Biblical Magi">Three Wise Men</a>, is laid. (Construction is eventually completed in <a href="https://en.wikipedia.org/wiki/1880" id="mwhQ" rel="mw:WikiLink" title="1880">1880</a>.)