An exploration of some of the world's most famous structures and the inspirations of the architects behind them.
Season two of the fascinating documentary series providing an inside look at some of the greatest works of architecture in the world, from Lambeth Palace Library to Paris' Holy Trinity Church.
A look at Ptolemy Dean's Weston Tower, which lies within Westminster Abbey. What went into designing the most significant addition to this historic site in 240 years? (S1, ep 5)