Central Park
... that the top of the 51-storey Central Park tower in Perth, Western Australia sways about 30 cm (12 in) in the wind?
... that the top of the 51-<a href="./Storey" id="mwDe0" rel="mw:WikiLink" title="Storey">storey</a> <b id="mwDe4"><a href="./Central_Park_(skyscraper)" id="mwDe8" rel="mw:WikiLink" title="Central Park (skyscraper)">Central Park</a></b> tower <i id="mwDfA">(pictured)</i> in <a class="mw-redirect" href="./Perth,_Western_Australia" id="mwDfE" rel="mw:WikiLink" title="Perth, Western Australia">Perth</a>, <a href="./Western_Australia" id="mwDfI" rel="mw:WikiLink" title="Western Australia">Western Australia</a> sways about <span about="#mwt26" data-mw='{"parts":[{"template":{"target":{"wt":"convert","href":"./Template:Convert"},"params":{"1":{"wt":"30"},"2":{"wt":"cm"},"3":{"wt":"in"},"abbr":{"wt":"on"}},"i":0}}]}' id="mwDfM" typeof="mw:Transclusion">30</span><span about="#mwt26" typeof="mw:Entity"> </span><span about="#mwt26">cm (12</span><span about="#mwt26" typeof="mw:Entity"> </span><span about="#mwt26">in)</span> in the wind?