Sigur Rós upload 42 demos, loops, out-takes and more to soundcloud

Icelandic post-rock band Sigur Rós today have 'unlocked' loads of demos, loops, out-takes, alternative versions of songs and live tracks on Soundcloud.

Most of which were originally uploaded around two years, it gives you an insight to what one of the world's most iconic Post-Rock bands sound like before they record it fully. So scroll on down below to listen to 42 songs by the band! Over FOUR HOURS worth of music!