Learn how Pink Floyd created "Dark Side of the Moon" with original engineer Alan Parsons in this 30th anniversary documentary. Roger Waters, David Gilmour, Nick Mason, and Richard Wright are all interviewed extensively, providing insight into the recording process. The band goes over the album's themes and shows you the original multi track tapes to show how the songs were put together. This is a must-have for Pink Floyd aficionados and a fascinating artifact for rock historians everywhere.