Rising from the vast tidal flats where Normandy meets Brittany, Mont Saint-Michel is one of the most extraordinary sights in France. This granite island crowned by a Gothic abbey has drawn pilgrims since the 8th century, and its dramatic silhouette — seemingly floating between sky and sea — has inspired artists and travelers for over a millennium. The single street, Grande Rue, winds steeply upward through medieval ramparts, past half-timbered houses and souvenir shops, to the abbey at the summit where Benedictine monks worshipped for centuries.

The abbey church and its adjoining cloister, known as La Merveille (The Marvel), represent a triumph of medieval engineering — built on a rocky pinnacle with multi-level support structures that allowed the construction of vast Gothic halls seemingly suspended in the air. The surrounding bay experiences some of the highest tidal variations in Europe, with the sea retreating up to 15 kilometers at low tide and rushing back with astonishing speed, occasionally isolating the mount entirely.

Pro tip: Check the tide schedule before your visit and aim to arrive as the tide is coming in — watching the sea reclaim the bay around the mount is unforgettable. Stay overnight in one of the island’s small hotels to experience Mont Saint-Michel after the day-trippers leave, when the illuminated abbey glows against the night sky in near-total silence.