It’s a good way into the woods, a mysterious mound, used by ancient Britons… but for what? Were these mounds (tumuli) portals into other dimensions of reality?
References
Erich von Daniken
https://daniken.com/en/
Paul Wallis
https://paulanthonywallis.com/
Mauro Biglino
https://www.maurobiglino.com/en/
Interdimensional portal in the King's Wood