126 something roughly in the middle
Bernini's Fountain of Four Rivers centered in Piazza Navona, Rome and Town Hall Square Solingen, Duitsland
And in Almere
People feel more comfortable at the edges of a square. But if there are one or more large objects on the square this can change. This object can be functional by creating seats or being so intriguing that it attracts visitors. You have to take into account the fixed routes across the square and don't disturb them.
Sketch:
