You can find the one on the hill.
Climb up the hill near Dawn Winery and activate Anemo Pillar. Then you'll see wind rings in the air. Use them to reach Anemoculus.
See What is Spiral Abyss? Guide for how to get to Musk Reef.
See Time and the Wind Quest Guide for how to get to the island.
Puzzles, Secrets, and Hidden Chests in Liyue
Top Mining Spots
Berserker
All Geoculus Locations Map
Puzzles, Secrets, and Hidden Chests in Dragonspine
The Chalk Prince and the Dragon Event
Ragged Records Hidden Quest Guide