Baynard's Castle
... that two British monarchs took the crown at Baynard's Castle, a medieval palace in central London?
... that two British monarchs took the crown at <b id="mwCbw"><a href="./Baynard's_Castle" id="mwCb0" rel="mw:WikiLink" title="Baynard's Castle">Baynard's Castle</a></b>, a medieval palace in central London?