Spinning double pinwheel
<a href="//commons.wikimedia.org/wiki/User:Yuval_Y" class="mw-redirect" title="User:Yuval Y">user:Yuval Y</a>
CC BY 3.0
<span class="int-own-work" lang="en">Own work</span> – Nokia E-51 – picture taken by my cell phone (uploaded directly to Flickr)