Mont Saint-Michel
LocationFrance
Year1520
TypeAbbey
About Mont Saint-Michel
A tidal island that is cut off at high tide. Over 3 million visitors annually. The tides can rise 46 feet in speed and surge up to 4 miles. The abbey spire reaches 560 feet above sea level. Used as a prison during the French Revolution. The bay is famous for Europes highest tides. UNESCO site since 1979.