Listen to Rainy Mountain Retreat: Escape to a Serene Mountaintop with Rain Sounds online. Rainy Mountain Retreat: Escape to a Serene Mountaintop with Rain Sounds is an Instrumental language song and is sung by Grayson Hampton. Rainy Mountain Retreat: Escape to a Serene Mountaintop with Rain Sounds, from the album Calming Calliope - Peaceful Sounds for Mindfulness and Focus: ASMR Nature Rain, was released in the year 2024. The duration of the song is 2:07. Download Instrumental songs online from JioSaavn.