The legendary frontman said it was "bittersweet" playing the band's final show in Birmingham without their original drummer.
The exhibition will run from 22 June until 29 September at the Birmingham Museum & Art Gallery.
The event will run across Friday 22 & Saturday 23 March At Rich Mix in London’s Bethnal Green Road.
The new bench will be placed on the renamed Black Sabbath Bridge on the city's Broad Street.
The exhibition features portraits from the Home Of Metal Black Sabbath fan archive and memorabilia sourced directly from the band members.
The rock music weekend takes place at The Exchange in North Shields, hosted by the Whitley Bay Film Festival and presented by music historian and author Chris Phipps.
Legendary Black Sabbath guitarist Tony Iommi is set to host a fundraising lunch for a cancer treatment unit at a Birmingham hospital
Megadeth frontman Dave Mustaine and Ozzy Osbourne guitarist Zakk Wylde have been confirmed to appear at the 2018 Rock And Roll Fantasy Camp
Legendary Black Sabbath guitarist Tony Iommi has opened a new music college, the British And Irish Modern Music Institute in Birmingham
The DVD release of Black Sabbath's concert film The End documents the band's final show in Birmingham, closing a monumental chapter in rock history
Black Sabbath have shared a clip of them playing Children Of The Grave live from their upcoming concert film The End Of The End
Legendary Black Sabbath bassist Geezer Butler and Dunlop have collaborated to create the signature Geezer Butler Cry Baby Bass Wah Pedal
Judas Priest frontman Rob Halford is set to receive the inaugural Lemmy Lifetime Achievement Award at the Loudwire Music Awards in Los Angeles.
The winners of the 2017 Metal Hammer Golden Gods Awards have been announced with the winners including Black Sabbath and Prophets Of Rage
Metal Hammer have announced that the recipients of their Golden God Award, at the 2017 Metal Hammer Golden God Awards on 12 June, will be Black Sabbath.