Head on over to Metal Injection to watch the exclusive video clip of Opeth checking in from London's Royal Albert Hall -- the site of their forthcoming live DVD by the same name: In Live Concert at the Royal Albert Hall.

The September 21st release includes Opeth performing Blackwater Park in its entirety at the London stop on their 6-city 20th Anniversary World Tour, before running through a chronologically -ordered collection of other landmark tracks from their two decades as a band. In addition to the live performance footage is an on-the-road documentary and a special fan-submitted Q&A session with frontman Mikael Akerfeldt.

Go RIGHT HERE to get more details on the set, and to find out the different pre-order packages available, including a very cool limited edition vinyl/ DVD set.