Designed by Andrea Palladio in 1566, the white Istrian stone facade faces due West across the Bacino di San Marco. Palladio applied strict harmonic musical proportions (octaves, fifths, fourths) to the column spacing.
The full decipherment and its observational protocol — where to stand, when, and what to watch for — are in the Venice field codex.
Or read the complete Florence codex free first.