As mother church to 85 million Anglicans worldwide, the cathedral hosts young priests from four continents in the hope of overcoming divisions and differences. Canon Clare travels to York for the vote on women bishops and the cathedral remembers the Great War.
The first in a series covering a year in the life of Canterbury Cathedral. The new archbishop Justin Welby celebrates his first Christmas in the position, the cathedral's Great South Window is taken down for restoration and a new girls' choir makes its mark after 1,400 years of male domination.