Meadow

Best to find the meadow is to take "Go for a walk in the woods" option, 10% odds of finding it.

Needed to advance Miras quest

You can workout here

After you have had Mitka talk with Mira you can come spy on them and later confront Mira

If you tell Mira that it is fine to visit it and do not keep it as a secret you can't confront Mira