C# Ancient Whisper

There is a concept called Harmonia Mundi. In this philosophy, which can be called the music of the celestial spheres, all stars play a unique music.
I have heard it said that if the earth were a single sound, it would be C#. If the earth were singing, what kind of song would it be?
The sound of the waters of " Yakushima " and the lavender gently tell us the memory of the earth. May such dreamy thoughts spread around you with the sound.