Anúna are celebrating their fifteenth anniversary with a special concert at the National Concert Hall.
Celestial Voices - The Sound of Anúna takes place on Thursday 25 July.
The group, founded by Dublin born composer Michael McGlynn in 1987, aim to promote unique, beautiful and sometimes forgotten music and texts from medieval and contemporary Ireland and the Celtic lands.
Since departing from Riverdance -The Show in 1996, they have performed in ten different countries.
Their album 'Deep Dead Blue' spent two months at the top of the UK and Irish Classical charts.