The Official Athens 2004 Olympic Games Album. An eclectic mix of top international artists appears on UNITY, hailing from 15 different countries across four continents. Artists include Lenny Kravitz, Sting, Destiny's Child, Avril Lavigne, Tarkan, and Kadim Al Sahir. With an underlying theme of harmony and peace, most of the 16 tracks on UNITY are exclusive to this album. Sting and Mariza contribute a new version of 'A Thousand Years' to this album.