Mushrooms in the Royal Albert Hall
This image appears in the gallery:
Classic FM Live April 2014: behind the scenes
![How many mushrooms in the Royal Albert Hall](https://assets.classicfm.com/2014/17/mushrooms-in-the-royal-albert-hall-1398800628-view-0.jpg)
5. Mushrooms in the Royal Albert Hall
109 'mushrooms' (otherwise known as acoustic diffusers) make sure the sound in the Royal Albert Hall is as good as it can be. Photo: Instagram/@ClassicFM