Blackwood Valley
...that the wine-producing region of Blackwood Valley is named after the longest continually flowing river in Western Australia?
...that the <a href="./Wine" id="mwCdU" rel="mw:WikiLink" title="Wine">wine</a>-producing <a href="./List_of_wine-producing_regions" id="mwCdY" rel="mw:WikiLink" title="List of wine-producing regions">region</a> of <b id="mwCdc"><a href="./Blackwood_Valley" id="mwCdg" rel="mw:WikiLink" title="Blackwood Valley">Blackwood Valley</a></b> is named after the <a href="./Blackwood_River" id="mwCdk" rel="mw:WikiLink" title="Blackwood River">longest continually flowing river</a> in <a href="./Western_Australia" id="mwCdo" rel="mw:WikiLink" title="Western Australia">Western Australia</a>?