Kłodzko Fortress
... that the Kłodzko Fortress in present-day southwestern Poland took the Austrians and the Prussians 200 years to build?
... that the <b id="mwDWA"><a href="./Kłodzko_Fortress" id="mwDWE" rel="mw:WikiLink" title="Kłodzko Fortress">Kłodzko Fortress</a></b> in present-day southwestern <a href="./Poland" id="mwDWI" rel="mw:WikiLink" title="Poland">Poland</a> took the <a href="./Austrian_Empire" id="mwDWM" rel="mw:WikiLink" title="Austrian Empire">Austrians</a> and the <a href="./Kingdom_of_Prussia" id="mwDWQ" rel="mw:WikiLink" title="Kingdom of Prussia">Prussians</a> 200 years to build?