Norwich Cathedral world from the creation; the cloister includes series showing the life of Christ and the Apocalypse. In 1463 the spire was struck by lightning, causing a fire to rage through the nave which was so intense it turned some of the cream-coloured Caen limestone a pink colour. In 1480 the bishop, James Goldwell, ordered the building of a new spire which is still in place today. It is of brick faced with stone, supported on brick squinches built into the Norman tower. At high, the spire is the second tallest in England; only that of Salisbury Cathedral is taller at
Strasbourg Cathedral together represent some of the earliest uses of architectural drawing. The work of Professor Robert O. Bork of the University of Iowa suggests that the design of the Strasbourg façade, while seeming almost random in its complexity, can be constructed using a series of rotated octagons. The north tower, completed in 1439, was the world's tallest building from 1647 (when the spire of St. Mary's church, Stralsund burnt down) until 1874 (when the tower of St. Nikolai's Church in Hamburg was completed). The planned south tower was never built and as a result, with its characteristic asymmetrical form, the cathedral