It looks as if it's heading towards Orkney.
I wonder if Brigid, Briget and Brodgar are related?
For that matter do the Brigantes come into the mix. There were Brigantes in Ireland south of Dublin at one time.
Wiki seems to think there's a connection.
https://en.wikipedia.org/wiki/BrigantesAnd Dublin, which means Blackpool, is more or less opposite its classy counterpart in Lancashire.