Clicca qualsiasi immagine per ingrandirla.
Informazioni aggiuntive:
Le pietre di Harold, Trellech
- https://m.megalithic.co.uk/article.php?sid=1400
- https://www.britainexpress.com/attractions.htm?attraction=394
- http://www.stone-circles.org.uk/stone/haroldsstones.htm
Il dolmen Pentre Ifan
- https://en.m.wikipedia.org/wiki/Pentre_Ifan
- https://www.atlasobscura.com/places/pentre-ifan
- http://www.stone-circles.org.uk/stone/pentreifan.htm
Bach Wen Cromlech, Clynnog Fawr, Galles
- https://m.megalithic.co.uk/article.php?sid=5304
- https://www.themodernantiquarian.com/site/132/bachwen_burial_chamber.html
- https://www.welshtreasure.com/en-us/blogs/news/mysterious-dolmens-hidden-around-wales
Bodowyr Cromlech, Anglesey, Galles
- https://en.m.wikipedia.org/wiki/Bodowyr
- https://www.themodernantiquarian.com/site/121/bodowyr.html
- http://saintsandstones.net/stones-bodowyr-journey.htm
- https://www.britainexpress.com/attractions.htm?attraction=3719
Din Lligwy Cromlech, Anglesey, Galles
- https://en.m.wikipedia.org/wiki/Lligwy_Burial_Chamber
- https://www.themodernantiquarian.com/site/126/lligwy.html
- https://m.megalithic.co.uk/article.php?sid=1495
Trefignath Cromlech, Isola Santa, Galles
- https://en.m.wikipedia.org/wiki/Trefignath
- https://www.themodernantiquarian.com/site/130/trefignath.html
- http://www.stone-circles.org.uk/stone/trefignath.htm
Penrhos Feilw pietre erette, Isola Santa
- Wikipedia: Pietre erette di Penrhos Feilw
- http://www.stone-circles.org.uk/stone/penrhosfeilw.htm
- https://m.megalithic.co.uk/article.php?sid=1496
Pietre erette di Mein Hirion, isola di Anglesey