The ceiling gives the impression of a high and vaulted decorated with statues and populated with flying figures.

In reality the roof is flat.

Pozzo gave the ceiling an illusion of height using anamorphic techniques.

fake dome of Church of St. Ignatius

The fake dome and vaulted ceiling of Church of St. Ignatius in Rome.

Photo:Fabianodp/Shutterstock.com

Further up on the floor of the nave, is another marker.

Standing on this, an observer can see a beautiful, ribbed cupola that doesn’t exist.

Church of St. Ignatius

Although the Jesuits got the marchesa’s land, they did not have the money for building the church.

The Church of St. Ignatius.

When the Church of St. Ignatius was consecrated, it had bare ceilings.

fake dome of Church of St. Ignatius

The dome when viewed from directly underneath.

The interiors and architectural details of the Church of St. Ignatius.

Photo:Lawrence OP/Flickr

Thetrompe-l’ilceiling of the Jesuit Church Vienna with its fake dome.

Church of St. Ignatius

Photo:Alberto Fernandez Fernandez/Wikimedia Commons

Church of St. Ignatius

Church of St. Ignatius

Church of St. Ignatius

Jesuit Church Vienna