Kennington tube station
... that Kennington tube station, opened in 1890, is a listed building and the only one from the world's first underground electric railway to retain its original appearance?
... that <b id="mwAYI"><a href="./Kennington_tube_station" id="mwAYM" rel="mw:WikiLink" title="Kennington tube station">Kennington tube station</a></b>, opened in 1890, is a <a href="./Listed_building" id="mwAYQ" rel="mw:WikiLink" title="Listed building">listed building</a> and the only one from the <a href="./City_and_South_London_Railway" id="mwAYU" rel="mw:WikiLink" title="City and South London Railway">world's first underground electric railway</a> to retain its original appearance?