A network of lines that intersect Looking straight up the middle of the tall tower on the west bank of the Great Ouse reveals the geometric regularity of the structure.
<a rel="nofollow" class="external text" href="https://www.geograph.org.uk/profile/15217">Ben Harris</a>
CC BY-SA 2.0
From <a rel="nofollow" class="external text" href="https://www.geograph.org.uk/photo/689597">geograph.org.uk</a>