Symphonic Prog

Symphonic Prog is without doubt the sub-genre that includes the most bands in Progressive Rock because for many people it's almost synonymous with classic Prog. Most of the classic and/or pioneer bands released music that could be included in this sub-genre. Jethro Tull, the moody blues and Pink Floyd still blended some symphonic elements, even King Crimson who very soon expanded their horizons to more experimental music, made their debut with a Symphonic album