20.2 a and b (opposite)
Church interiors are usually well-articulated spaces. Columns, arches and windows
define the interior volumes and provide space for different liturgical activities.
These sketches are of Wells Cathedral and deliberately focus upon the building
structure.
20.3 (right)
The handling of light and shade helps express the structural complexity of this
fine space inside St Mark’s Cathedral in Venice. The weightiness of the columns
and piers means that surface decoration is barely needed.
20.4 (below)
Michelangelo’s staircase to the San Lorenzo Library in Florence is a study in
spatial complexity.
Interiors 173