Don a mixed-reality viewer and you see the sun-dappled altar under a sweeping tower of windows. Turn around, and the cathedral’s pews march off into the distance, two by two. Now, for the best part, ...

I'll never forget my first glimpse of Mont Saint Michel rising from the misty coastline of Normandy. It's a sight that stops you in your tracks and makes you wonder if you've stumbled into a fairy ...

Exactly 1,000 years ago this month, construction started on a magnificent island building off the coast of France that, as it rose improbably from the choppy waters of the Atlantic Ocean, would become ...