Geography
How Coastal Erosion Threatens Historic Landmarks
Quick fact
The historic Mont-Saint-Michel in France was almost cut off from the mainland by erosion, and England's coastal forts like Hurst Castle have lost entire sections to the sea.
Why this is interesting
Ancient castles and lighthouses have stood for centuries—but now, the very coastlines they were built on are crumbling into the sea. What makes the ocean suddenly reclaim what it once gave us?