The NAC Orchestra presents its second season of "Explore the Symphony", a series of musical podcasts hosted by the National Arts Centre Orchestra's assistant principal double bass Marjolaine Fournier and featuring one of Canada's foremost music journalists, Jean-Jacques van Vlasselaer. The theme of this season is the Romantic Concerto: listen and learn about five magnificent piano concertos that are part of the Orchestra’s 2008-09 season. In this first episode: TCHAIKOVSKY Piano Concerto No. 1