St Michael's Mount, located in Mount's Bay near Penzance, Cornwall, England, is a tidal island connected to Marazion by a causeway. Managed by the National Trust, it has been home to the St Aubyn family since around 1650. With a history dating back to the Neolithic period and connections to Mont-Saint-Michel in France, this picturesque island offers stunning views and a rich heritage for visitors to explore.