Langley Park
...that Langley Park makes Perth the only city in the world where aircraft can land in the central business district?
...that <b id="mwAls"><a class="mw-redirect" href="./Langley_Park,_Western_Australia" id="mwAlw" rel="mw:WikiLink" title="Langley Park, Western Australia">Langley Park</a></b> makes <a class="mw-redirect" href="./Perth,_Western_Australia" id="mwAl0" rel="mw:WikiLink" title="Perth, Western Australia">Perth</a> the only city in the world where <a href="./Aircraft" id="mwAl4" rel="mw:WikiLink" title="Aircraft">aircraft</a> can land in the <a href="./Central_business_district" id="mwAl8" rel="mw:WikiLink" title="Central business district">central business district</a>?