Nocolas Bras is a acoustinc instrument maker as well as a prolific blogger about unusual instruments. He runs a blog called Rare and Strange Instruments.
http://rareandstrangeinstruments.com/


Here is a TEDx talk by Nicolas Bras describing the use of tin cans in instrument making.

Here is the official website of Nicolas Bras.
http://www.musiquesdenullepart.com/

Here is the official youtube channel showing many of his invented instruments.
https://www.youtube.com/user/musiquesdenullepart/videos

Here is a video showing 72 of his instruments.