 Frederick Hartt describes Fra Angelico as "prophetic of the mysticism" of painters such as Rembrandt, El Greco and Zurbarán.Rome
Cortona
Fiesole
Florence, Santa Trinita 
Florence, Santa Maria degli Angeli 
Florence, Santa Maria Novella 


Each cell is decorated with a fresco which matches in size and shape the single round-headed window beside it.The frescoes are apparently for contemplative purpose.