Listen to 31 Basco Cave Under Welcome to Basco Monument 1 20.44368° N 121.96507° E online. 31 Basco Cave Under Welcome to Basco Monument 1 20.44368° N 121.96507° E is an Unknown language song and is sung by Vikung Ruljadeng. 31 Basco Cave Under Welcome to Basco Monument 1 20.44368° N 121.96507° E, from the album Project Insomnia: Midnight in Batanes, was released in the year 2023. The duration of the song is 15:00. Download Unknown songs online from JioSaavn.