Example <a href="https://en.wikipedia.org/wiki/truncated_octahedron" class="extiw" title="en:truncated octahedron">truncated octahedron</a> with squares and nonregular hexagons, alternating two edge lengths.
<ul><li><a rel="nofollow" class="external text" href="http://geometrygames.org">KaleidoTile</a>, Topology and Geometry Software, <a href="https://en.wikipedia.org/wiki/Jeffrey_Weeks_(mathematician)" class="extiw" title="en:Jeffrey Weeks (mathematician)">Jeff Weeks</a></li></ul>
<a href="https://en.wikipedia.org/wiki/User:Tomruen" class="extiw" title="wikipedia:User:Tomruen">Tomruen</a> at <a href="https://en.wikipedia.org/wiki/" class="extiw" title="wikipedia:">English Wikipedia</a>
<span class="int-own-work" lang="en">Own work</span>