The Prague astronomical clock is the world's oldest astronomical clock still in operation.

Image from preview.redd.it and submitted by geronimo19961
image showing The Prague astronomical clock is the world's oldest astronomical clock still in operation.

HappyPineapple21 on October 30th, 2021 at 10:57 UTC »

Thanks for sharing

Sofsta on October 30th, 2021 at 11:14 UTC »

A thing of beauty, I remember staring at it mesmerised

castfam09 on October 30th, 2021 at 11:23 UTC »

That clock is amazing