There are few story lines more magical than that of a beautiful young but blind princess who gains sight through the power of love to a young knight. Peter Tchaikovsky's last opera Iolanta is just that - magical, luminous, poetic and with a rare happy ending. The story is set in 15th century Provence. The daughter of King René is blind, but does not know it because her entourage cares for her in such a way that she does not perceive her missing sense as a deficit. Her...