public void DrawBorder(IHexMap map)
{
// Get first tile with any neighbour of another province
var tiles = Provinces.SelectMany(p => p.HexTiles).ToList();
var firstBorderTile = tiles.Where(t => map.GetNeighbours(t).Where(n => n.Province == null || (Country)n.Province.Owner != this).Any()).First();
var neighbourPairs = map.GetNeighboursWithDirection(firstBorderTile).ToList();
var neighbourPair = neighbourPairs.Where(n => n.Neighbour.Province == null || (Country)n.Neighbour.Province.Owner != this).First();
var borderRoute = new List <TilePair>();
TraceBorder(neighbourPair, borderRoute, map);
var vectors = borderRoute.SelectMany(p => p.HexTile.GetVertices(p.Direction)).Distinct().ToArray();
var lineRenderer = GetComponent <LineRenderer>();
lineRenderer.positionCount = vectors.Length;
//lineRenderer.SetVertexCount(vectors.Length);
lineRenderer.SetPositions(vectors);
}