Metropolis 2000: Scenes from New York

Metropolis 2000: Scenes from New York is a DVD by American progressive metal band Dream Theater released in 2001 by Elektra Records. It's the live performance of the entire concept studio album Metropolis Pt.2: Scenes from a Memory, released in 1999.  The live performance captured on DVD was the final concert of the Metropolis 2000 tour in New York. Read more here. 

Progressive Rock Related bands

Queen

Not all of the bands that have been a part of the history and development of progressive rock are necessarily progressive rock bands themselves. This is why a genre called Prog Related is included, so that all the bands that complete the history of progressive rock are included, whether or not they were considered full-fledged progressive rock bands themselves. Read more here. 

Genesis interviewed on Nursery Cryme

Nursery Cryme is the third studio album by Genesis that was recorded and released in 1971. It's the band's first album with drummer Phil Collins and guitarist Steve Hackett who replaced John Mayhew and Anthony Phillips, respectively, in 1970 and 1971. The five-member line-up of Peter Gabriel, Tony Banks, Mike Rutherford, Collins and Hackett would remain consistent until the band's 1976 album A Trick of the Tail, when Phil Collins replaced Peter Gabriel as lead vocalist following Gabriel's departure from the band. Nursery Cryme is also the band's shortest studio album. Read more here. 

Score: An Evening with Dream Theater Live

This is the final concert of Dream Theater's 20th Anniversary Tour, recorded on April 1, 2006 at Radio City Music Hall in New York City and labeled "An Evening with Dream Theater". The entire second half of the concert features a complete symphonic orchestra, called "The Octavarium Orchestra", conducted by Jamshied Sharifi. Read more here.