Due February 23 (Feb. 24 in North America), the 3-cd set will include a bonus disc of material featuring alternate mixes of songs featured on the group's sixth studio album.

The band recently premiered an unreleased version of the track, "Houses Of The Holy",from the project, which features Led Zeppelin standards "Kashmir", "Trampled Under Foot" and "The Rover."

The original release hit No. 1 on the US Billboard 200 on its way to selling more than 8 million copies in the States alone, while topping the band's native UK album charts and reaching double platinum for sales of 600,00.