Byzantine Ark is a Greek Orthodox Christian music group that specializes in Byzantine chant. The group was founded in 2005 by a group of musicians who were passionate about preserving and promoting the ancient tradition of Byzantine music. Byzantine Ark has released several albums, including "Hymns for Panagia," "Saint Porphyrios Paraklesis," and "The Trinity Revealed." Their music is characterized by its beautiful melodies, rich harmonies, and powerful vocals. Byzantine Ark has performed at numerous concerts and festivals around the world, and their music has been featured in several films and documentaries.