REIMS CATHEDRAL in Reims, France (one of the most famous and influential of all medieval cathedrals, best known as the coronation church of 25 Kings of France beginning in 1223 with King Louis VIII the Lion)
CHAP Shown here is a triforium. This is in the Cathedral Chartres, France. Interior, north nave elevation looking east from triforium. A triforium is a second story gallery overlooking the nave with windows on its exterior walls.
Cathedrals in Rouen, France - "CATHEDRALE (ESCALIER DE LA BIBLIOTHEQUE)" - Tinted Engraving - c1860