Complex sentence: Leaving France in 1652, he first visited England, the Netherlands, Germany and Italy, and at Rome he fell in with D'Herbelot, who invited him to be his companion in a projected voyage to the Levant.
Split into simpler sentences: Leaving France in 1652, he first visited England, the Netherlands, Germany and Italy. At Rome he fell in with D'Herbelot, who invited him to be his companion in a projected voyage to the Levant.