Not sure if Love Hulten’s work has been discussed here before… I thought you guys might like it 
This has to be one of the most beautiful synthesisers I’ve seen for a while!
It’s an Axoloti underneath the hood so it could be programmed with custom patches.
I love the combination of art, woodwork and technology used throughout all his work.
A few other examples (all real playable instruments):
Here’s the site for further info: http://www.lovehulten.com/echoobservatory.html