Share 'Megapolis Festival takes over Cambridge'

The first annual Megapolis Festival isn't your average radio conference. Nope, it's more like a DIY audio celebration takeover, fanning out across Cambridge, Massachusetts, with audio tours of the subway, a typewriter orchestra, a Third Coast Listening Room and even a sound slumber party. If you're anywhere near Boston this weekend (April 24-26) or can get yourself there, don't miss it! Find o…