London-based Indigo Film & TV reports that it has seen its documentary sales boom in the early part of 2010. The indie distributor and coproducer has closed 71 hours of global DVD and pay TV rights. The big series sellers have been Classical Destinations, a 26-episode series that tours classical music meccas; World War II: Countdown To Victory, a 24-episode series that documents the timeline of the Second World War and Your Food Your Medicine, a 13-episode series about healthy cooking. The series have sold to Eastern Europe, Russia and Benelux. One-off special David Blaine’s Drowned Alive has also sold in Scandinavia.