Sainte Chapelle. Built in 1248 in Paris, France. It is the most sumptuous church in medieval Christendom. It is the resting place of holy relics: crown of thorns and a fragment of the cross. Between the columns are hugh windows, the walls are given over entirely to glass.
December light at Winchester Cathedral, England by Adrian Pink. Winchester Cathedral is one of the largest Cathedrals in England, with the longest knave and greatest overall length of any Gothic Cathedral in Europe. Built in 1079