 He has also appeared as soloist in many international festivals, including the Mostly Modern Festival, Bard Music Festival, Monadnock Music Festival, Mänttä Music Festival (Finland), Santander Festival (Spain), the International Keyboard Institute & Festival (New York), and the Interharmony International Music Festival (Italy).Among his solo recordings are the complete piano works of Camille Saint-Saëns (Naxos Grand Piano) on 6 CDs, the complete piano works of Roy Harris (Naxos), and Vincent Persichetti's 12 piano sonatas (New World Records).Both Volume 5 of Burleson's Saint-Saëns series, and the Roy Harris CD, include several first recordings of unpublished works.