[3] The drawings and etchings he made during his extended stays in Italy and Paris contributed to the development of the topographical views known as veduta.
[6] He was involved as an architect in the completion of the Saint Michael's Church, Ghent, the construction of which had been interrupted because of the iconoclastic troubles of the 16th century.
[11][12] His drawings were dated, frequently by month, between 1664 and 1666 and convey a picture of a busy living city filled with ruins.
[11] He also had a subtle influence on Giovanni Battista Falda's engravings of contemporary and antique structures in Rome.
[5] His drawings reconstruct the city anew according to a specific aesthetic taste and guidelines of a graphic structure.
[5][16] The views of Lieven Cruyl were also published to meet the demand of foreigners who wanted to keep souvenirs of their visit.