knights' square - online puzzles

The Knights ’ Square (Italian: Piazza dei Cavalieri) is a landmark in Pisa, Italy, and the second main square of the city. This square was the political centre in medieval Pisa. After the middle of 16th century the square became the headquarters of the Order of the Knights of St. Stephen. Now it is a centre of education, being the main house of the Scuola Normale di Pisa, a higher learning institution part of the University.