Night on Bald Mountain work until 1866, by which time he was planning the orchestral tone poem "St. John's Eve on Bald Mountain" (see below). No trace of a work for piano and orchestra has survived outside Rimsky-Korsakov's recollections, so it is assumed that the score has been lost, or, more likely, that it never existed. In 1866 Mussorgsky wrote to Balakirev expressing a desire to discuss his plans for "The Witches", his informal name for his "Bald Mountain" music. In early June 1867, he began composing the orchestral version of the piece. The score is inscribed with the following details: Conceived in 1866.
Symphony on a French Mountain Air concertante from some critics. It consists of three movements and lasts just under half an hour: The symphony begins with an evocative melody played first by a cor anglais. The main themes of subsequent movements are based on this melody, and as the symphony progresses each subsequent variation becomes more and more like the original version. The work was dedicated to Marie-Léontine Bordes-Pène, who was the soloist at the premiere in Paris on March 20, 1887. Symphony on a French Mountain Air The Symphony on a French Mountain Air (), Op. 25, written in 1886 by Vincent d'Indy, is virtually