Sankt Gallen has very good hiking places, also to film with a drone. On the film the Seerenbachfalls, Churfirsten (from the peak of Chäserrugg (2262 m) and the Walensee lake or the Säntis peak.
Licensed music: "Like a child" by Tony Anderson (musicbed.com/songs/likeachild/21208)
Drone: DJI Phantom 4