analemma

[saturnz]

...is what this is called (yes I found it while googling anal emma)



not many of these photographs have been taken, especially given the commitment required in having to take one

 

[MickeyD]

remember to check for typos next time! enema ....

 

[dunkyd]

...glass of hot water rather, less messy.

 

[theratman]

Clickbait RAS!

 

[garyc]

The pinhole photography people have been doing some interesting things since they can leave their cameras out exposing continuously for extended periods of time. Here is a 123 day long continuous exposure of the path of the sun.

http://www.builditsolar.com/Projects/Educational/Solargraphy/Solargraphy.htm