Bernar Venet - Arc de 124,5°. 1987, Corten-Stahl, 40 x 12 Meter. An der Urania 17, <a href="//commons.wikimedia.org/wiki/Berlin-Sch%C3%B6neberg" title="Berlin-Schöneberg">Berlin-Schöneberg</a>.
Axel Mauruszat
Attribution
<span class="int-own-work" lang="en">Own work</span>