He visited some powerful cities like Genoa, Venice, Prague and Kraków, where he participated in a gathering of monarchs where guests of the Polish king were Charles IV, Holy Roman Emperor, King Louis I of Hungary, King Valdemar IV of Denmark, Siemowit III of Masovia, Bolko II of Świdnica, Władysław Opolczyk, Rudolf IV, Duke of Austria, Bogislaw V, Duke of Pomerania, Casimir IV, Duke of Pomerania, Otto V, Duke of Bavaria and Louis VI the Roman . During the festivities in Kraków King Peter achieved a feat of chivalry - he won the royal Tournament (medieval). Also travelled on, meeting several monarchs in London, at the meeting of kings of England, Scotland, France and Denmark. He did not manage to persuade those monarchs to compete in a new Pan-European and Pan-Christian crusade in the Middle East.