Ertholmene
caption: Pemandangan dari Christiansø ke Frederiksø
caption: Ærtholmene sekitar 1900
caption: Panorama Christiansø 2001
caption: Ertholmene Christiansø
caption: Panorama Frederikso i Christiansø
caption: Peta Ertholmene
caption: Lokasi Ertholmene di Denmark