La Sorbonne Leave a Comment / Uncategorized / By admin The chapel of Sorbonne. Build in the 17th century. The Sorbonne is open in September on the Heritage Days.Heritage Days. The Sorbonne is a historic Universityin Paris.Build in around 1257. The main staircase The Salle des Actes is only used for ceremonies where officials document ms are signed. Sculptures of famous scientists in amphitheater. The Grand Amphithéâtre The library.