Trees and curiously shaped stones were also worshipped, and artificial pillars of wood or stone.
He made new pillars higher and higher, till after ten years he reached the height of sixty feet.
This consisted of eighty square pillars, 7 ft.
The roof is supported on wooden pillars and walls are provided only at the sides.
The former, well restored by Ricci in1898-1900(except for the dome with its baroque frescoes which has not been altered), is a regular octagon, with a vestibule, originally flanked by two towers on the west, a choir added on the east, triangular outside and circular within; it is surrounded within by two galleries interrupted at the presbytery, and supported by eight large pillars, the intervals between which are occupied by open exedrae.
