What makes The Greatest Journey by Celtic Woman notable?

This album reached significant commercial success, peaking at number four on the Billboard World Albums chart. It helped further establish Celtic Woman's presence in both the classical crossover and world music genres, solidifying their influence on the revival of interest in Celtic music during the late 2000s. When 'The Greatest Journey' was released in 2008, Celtic Woman was already gaining international acclaim, following their debut album in 2005. This album served as a continuation of their success, showcasing their unique blend of traditional Irish music and contemporary arrangements. Their previous albums had established them as a prominent force in the global music scene, paving the way for this expansive collection.