Sometimes the best synthesized sounds are inspired by nature. For Dubspot instructor and musician/sound designer Raz Mesinai, inspiration came from the "Singing Sand" phenomenon, in which large sand dunes make a massive and ominous drone during windy weather. Check out his "Singing Dunes" Instrument Rack, featuring three instances of Analog and one of Operator, in the video below:
Tutorials
Singing Dunes - Hauntingly Beautiful Sound Design with Analog and Operator from Raz Mesinai
Learn more about this Rack at Dubspot
Bonus: for an older bit of nature-inspired sound design, check out Robert Henke's synthetic rain.