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
Mondstadt Region Puzzles, Secrets, and Hidden Chests
Primordial Jade Regalia
How to make & link your MiHoYo account