EDC

Avoid the crowds, still get the music, save a few hundred dollars and your ears won't ring either.

https://soundcloud.com/edmchicagorecords/sets/edc-las-vegas-2014-live-sets
https://soundcloud.com/edmchicagorecords/sets/edc-las-vegas-2014-live-sets-1
https://soundcloud.com/edmchicagorecords/sets/edc-las-vegas-2014-live-sets-2

Each are over 24 hours long, and from the looks of things from work, they're all downloadable.

I know what I'll be listening to for the next few months as I slowly work my way through these.