Cross section of <a href="https://en.wikipedia.org/wiki/Karlsruhe_Pyramid" class="extiw" title="en:Karlsruhe Pyramid">Karlsruhe's pyramid</a>: (1) upper chamber, (2) middle chamber, (3) grave, (4) City map relief of Karlsruhe, (5) tomb. Outer dimensions are drawn to scale.
<a href="//commons.wikimedia.org/wiki/User:Xorx" title="User:Xorx">Dr. Schorsch</a> (<a href="//commons.wikimedia.org/wiki/User_talk:Xorx" title="User talk:Xorx"><span class="signature-talk">talk</span></a>)
CC BY-SA 4.0
<span class="int-own-work" lang="en">Own work</span> / Drawn after this <a rel="nofollow" class="external text" href="https://bawue.museum-digital.de/index.php?t=objekt&amp;oges=969&amp;cachesLoaded=true">image</a>.