Listen to Sentimental Journey (Natural Sleep Aid) online. Sentimental Journey (Natural Sleep Aid) is an Unknown language song and is sung by Pregnant Women Music Company. Sentimental Journey (Natural Sleep Aid), from the album Pregnancy Meditation Music - Nature Sounds, Soothing Calm Music for Pregnant Women, Giving Birth, was released in the year 2016. The duration of the song is 6:20. Download Unknown songs online from JioSaavn.