viking . world tree from scandinavian mythology - yggdrasil and celtic pattern, frame. drawn in old norse celtic

nature plant branch trunk tree natural logo illustration leaf oak vector forest life design wood root peace foliage silhouette old midgard celtic esoteric futhark gods gothic mythology nordic norse odin pagan scandinavia viking wicca valhalla decoration medieval yggdrasil ancient pattern fantasy ornament europe style runes north asgard ash wotan