Chamfers were drilled to make sure the screws that holds the cathedral are embedded under the wood board.
The wooden dowels used to perforate the foam were removed from their holes.
Long screw were used to fix the cathedral to the wood base through the foam board.
Filets were pre-made under the cathedral so it will be easier to screw.
All four screws were ready to fix the cathedral to its base.
The building was carefully placed on the base to see if the screws were well aligned.
The building was screwed to the base as a test before going any farther.