Ancient Greek temple three steps, the "crepidoma". The uppermost level of the "crepidoma" provides the surface on which the columns and walls are placed; it is called stylobate. Placed on the stylobate are the vertical column shafts, tapering towards the top. They are normally made of several separately cut column drums. Depending on the architectural order, a different number of flutings are cut into the column shaft: Doric columns have 18 to 20 flutings, Ionic and Corinthian ones normally have 24. Early Ionic columns had up to 48 flutings. While Doric columns stand directly on the stylobate, Ionic and Corinthian ones possess a
Brentwood Cathedral and Welsh slate roof tiles. All the Classical architectural orders are represented in the interior - the four giant Doric pilasters, the Tuscan arcade of arches, the Ionic pilasters of the Palladian windows in the east and west aisles, the Corinthian and Composite influences evident on the cathedral and the organ case. While the interior of the cathedral has a deliberately 'restrained' feeling to it, richness is to be found in the ceiling. The Roman key pattern and the double guilloche pattern, picked out in gold leaf, are dominant here. All the round-headed windows are in the Classical-Wren style, with