The Mont Saint-Michel Day Trip from Paris. Discover the medieval village of Mont Saint Michel on this 14-hour trip from Paris. Reach the unique mountainous island, a UNESCO World Heritage site, by comfortable minivan, and wind your way through the village. Explore the abbey at your leisure with a provided audio-guide. Along the way, learn about the lore and legend of Mont Saint Michel from an informative guide. This small-group tour is limited to just eight people, ensuring personalized attention. Book this Trip and Save 15%! The Mont Saint-Michel Day Trip from Paris.