10 rare progressive rock albums from the 70's Published 10 years ago • 92K plays • Length 15:06 Download video MP4 Download video MP3 Similar videos 4:25 best progressive rock albums from 1969 - 1979 27:57 the top progressive rock albums of the 1970s 7:14 top: 35 prog rock albums (my opinion). 4:45 hidden gems: top 10 underrated prog rock albums you need to hear!