By 1932 the fog signal building of teh St. Catherine's Lighthouse on the Isle of Wight,UK was so threatened by errosion that is had to be removed.
Little bit of information on our website:
http://www.lighthouse-duo.net/lh1/St%20Cath/StCath.html

And some more on the Trinity House pages:
http://www.trinityhouse.co.uk/interactive/gallery/st_catherines.html