Langwieder lake district
... that a lake in the Langwieder lake district originated as a pit from which more than 2,000,000 cubic metres of gravel were excavated for highway construction was once voted the cleanest lake in Munich?
... that a lake <i id="mwA0Y">(pictured)</i> in the <b id="mwA0c"><a href="./Langwieder_lake_district" id="mwA0g" rel="mw:WikiLink" title="Langwieder lake district">Langwieder lake district</a></b> originated as a pit from which more than 2,000,000 cubic metres of <a href="./Gravel" id="mwA0k" rel="mw:WikiLink" title="Gravel">gravel</a> were excavated for highway construction was once voted the cleanest lake in <a href="./Munich" id="mwA0o" rel="mw:WikiLink" title="Munich">Munich</a>?