Alyssa Michaud, a music major at Ambrose University, plays a an ornate keyboard on grand piano built in 1808 as she guides a tour of the Cantos Music Collection in Calgary, Sunday, April 26, 2009. The collection boasts over 200 instruments on display that span the evolution of music from 246 B.C. to present day. Among the pipe organs, pianos, synthesizers, is a one of a kind harpsichord from 1679, and a Kimball Theatre Organ from 1924.THE CANADIAN PRESS/Jeff McIntosh