On the coast of Northern Ireland, there is a volcanic formation characterized by approximately 40 000 vertical hexagonal columns. What is its name?
Accueil » Questions » On the coast of Northern Ireland, there is a volcanic formation characterized by approximately 40 000 vertical hexagonal columns. What is its name?
On the coast of Northern Ireland, there is a volcanic formation characterized by approximately 40 000 vertical hexagonal columns. What is its name?
