A comparison of the sizes of:
<ul><li><a href="//commons.wikimedia.org/wiki/The_Pentagon" class="mw-redirect" title="The Pentagon">The Pentagon</a>, 431m (Light blue)</li>
<li><a href="//commons.wikimedia.org/wiki/RMS_Queen_Mary_2" title="RMS Queen Mary 2">RMS <i>Queen Mary 2</i></a>, 345m (Pink)</li>
<li>US Navy's nuclear-powered <a href="//commons.wikimedia.org/wiki/USS_Enterprise_(CVN-65)" title="USS Enterprise (CVN-65)">USS <i>Enterprise</i></a>, 342m (Yellow)</li>
<li>Airship <a href="//commons.wikimedia.org/wiki/Category:LZ_129_Hindenburg" title="Category:LZ 129 Hindenburg">LZ 129 <i>Hindenburg</i></a>, 245m (Green)</li>
<li>Imperial Japanese Navy's <a href="//commons.wikimedia.org/wiki/Battleship_Yamato" class="mw-redirect" title="Battleship Yamato"><i>Yamato</i></a>, 263m (Dark blue)</li>
<li><a href="//commons.wikimedia.org/wiki/Empire_State_Building" title="Empire State Building">Empire State Building</a>, 443m (Grey)</li>
<li><a href="https://en.wikipedia.org/wiki/Apple_Park" class="extiw" title="w:Apple Park">Apple Park</a> main building, 464m and 354m diameters (Green)</li>
<li><a href="//commons.wikimedia.org/wiki/Category:Knock_Nevis_(ship,_1979)" title="Category:Knock Nevis (ship, 1979)">Knock Nevis</a> supertanker, 458m (Red)</li></ul>
<a href="https://en.wikipedia.org/wiki/User:Fosnez" class="extiw" title="en:User:Fosnez">Fosnez</a>
Own work  using: <a class="external free" href="https://en.wikipedia.org/wiki/Image:Building_and_ship_comparison2.svg">http://en.wikipedia.org/wiki/Image:Building_and_ship_comparison2.svg</a>