"A transcendental figure without resolution," Mr Spock on the nature of Pi
https://www.flickr.com/photos/woolamaloo_gazette/54648604179/in/dateposted/
Okay, this is actually a close up of a mooring on the canal, catching evening light, but I thought it looked like a wee sculpture of the mathematical symbol, Pi, and was begging for a monochrome shot.
