Highland Cathedral (free sheet music) Highland Cathedral. Highland Cathedral is a "slow air and lied" sheet music from Scotland for the Great Highland bagpipe. This music was composed by Ulrich Roever and Michael Korb in 1982. Sheet music | MuseScore Share, download and print free sheet music for piano, guitar, flute and more on the world's largest community of sheet music creators. So here's my version of "Highland Cathedral". Headphones recommended. Enjoy. K. As a french horn player, I just had to make some horn music. So here's my version of "Highland Cathedral".