Here's video of the descent of the Lacets de Montvernier, 18 switchbacks that descend nearly 1,250 feet in only 2 miles. It's a crazy road that is unlike any I've seen or ridden.

http://youtu.be/RsNIx_1V90o

DangerousRoads.org describes this as "one of the most scenic roads in the world." They also have stunning photos at http://www.dangerousroads.org/europe/france/1513-col-du-chaussy-france.html, including this one:



Note the Montvernier church at the upper right of the photo below - the village is above the church.