Castles is the eleventh track on CD 10 ADDS & EDITS from the box set CONTEMPORARY WORKS I (2000) by Klaus Schulze. It is also a bonus track on the reissue of the second disc of the box set THE CRIME OF SUSPENSE.
Recorded: first half 2000, Hambühren
Composer(s): Klaus Schulze
Perfomer(s): Klaus Schulze
Alternate Title(s): MM3
Ruins was first released on CD 10 ADDS & EDITS of CONTEMPORARY WORKS I and on the box sets promo CD ESSENTIAL EXTRACTS.
The first title of Ruins was MM3, which was used on the promotional sampler ESSENTIAL EXTRACTS.