Listen to Altarwise by Owl Light online. Altarwise by Owl Light is an Unknown language song and is sung by Dylan Thomas. Altarwise by Owl Light, from the album Do Not Go Gentle Into That Good Night : Dylan Thomas Reads His Complete Recorded Poetry 1949-1953, was released in the year 2015. The duration of the song is 1:03. Download Unknown songs online from JioSaavn.