Stop here to admire the 1930s grandeur of its sensational ornate ceiling and faded but still glorious wall panels. Grab a slice of something from the patisserie selection, order a juice or a coffee, and soak up the historic atmosphere. Part of the cafe is a restaurant serving Mediterranean food, with mediocre pizzas but better pastas.
Trianon was a favourite haunt of the Greek poet Cavafy, who worked in offices on the floor above.