The [April 20 Color challenge](https://steemit.com/colorchallenge/@thanksforplaying/color-challenge-blue-friday-4-20-18) was for the color blue.
Here is the picture I showed you.
![20180420_045908.jpg](https://steemitimages.com/DQmNVJAuR2SPMqxUb2oeuHmV94f4nQ9WgqHFck1F65DN3Zk/20180420_045908.jpg)
Here is another picture to show you the whole thing.

![20180420_045922.jpg](https://steemitimages.com/DQmNUE1u1WwTdEkP5TVUkP4gPncEjdKWXjd8TBwvJXkKhwQ/20180420_045922.jpg)

This is a blue water cooler.
No-one guessed what it was.  Better luck this week.