Kuban River
... that before the 19th century, the Kuban River flowed into both the Black Sea and the Azov Sea?
... that before the 19th century, the <b id="mwvg"><a class="mw-redirect" href="./Kuban_River" id="mwvw" rel="mw:WikiLink" title="Kuban River">Kuban River</a></b> flowed into both the <a href="./Black_Sea" id="mwwA" rel="mw:WikiLink" title="Black Sea">Black Sea</a> and the <a class="mw-redirect" href="./Azov_Sea" id="mwwQ" rel="mw:WikiLink" title="Azov Sea">Azov Sea</a>?