These stories continue to be used to describe the landscape. The Giant’s Causeway, Lough Neagh, the Isle of Man, and Ailsa Craig—according to the mythology—all owe their existence to Finn.

2008 32COM 7B.28 - Giant's Causeway and Causeway Coast (United Kingdom) (N 369) 2005 29COM 7B.27 - Giant's Causeway and Causeway Coast (United Kingdom) 2003 27COM 7B.21 - Giant's Causeway and Causeway ...

The Giant's Causeway lies at the foot of the basalt cliffs along the ... and show that this striking landscape was caused by volcanic activity during the Tertiary, some 50–60 million years ago.