NL, Friesland, Opsterland, Bakkeveen 4, Saxifraga-Hans Boll NL, Friesland, Opsterland, Bakkeveen 8, Saxifraga-Hans Boll NL, Friesland, Opsterland, Bakkeveen 9, Saxifraga-Hans Boll NL, Friesland, Opsterland, Bakkeveen 10, Saxifraga-Hans Boll
NL, Friesland, Opsterland, Bakkeveen 11, Saxifraga-Hans Boll NL, Friesland, Opsterland, Bakkeveen 12, Saxifraga-Hans Boll NL, Friesland, Opsterland, Bakkeveen 13, Saxifraga-Hans Boll NL, Friesland, Opsterland, Bakkeveen 20, Saxifraga-Hans Boll
NL, Friesland, Opsterland, Bakkeveen 21, Saxifraga-Hans Boll NL, Friesland, Opsterland, Bakkeveen 22, Saxifraga-Hans Boll