Listen to Calm Rain in the Trossachs National Park online. Calm Rain in the Trossachs National Park is an Instrumental language song and is sung by HarmonicLab Music. Calm Rain in the Trossachs National Park, from the album Gentle Grace: Soft Rainy Showers for a Soothing Serenade and a Peaceful Interlude, was released in the year 2024. The duration of the song is 2:02. Download Instrumental songs online from JioSaavn.