Looks great to me!
Maybe looks different on different screens? mine is calibrated.
I would have to say as a crtique the forground rocks are a bit too bright and catch the eye before going up the path to the lighthouse but very good processing all the same! :)
B&W is superb! Regarding the first, if you were going for the high sat and brighter style then it works a treat. But if you are working out the best way to edit to maximise your picture to fit with the “standard” ( using that term very loosely) then the second one is far better.