 This led him in 1713/1714 to Italy, where he accompanied, among others, the well-known archaeologist Francesco de Ficoroni.From 1717 to 1719, he was in France with the French court master-builder Robert de Cotte, the architect Germain Boffrand, and with the philologist Bernard de Montfaucon.He also spent time in Leyden and London, where he studied the re-invented "Steam engines" and possibly also met Isaac Newton.