Christ Between the Virgin and Saint John - Pisa Cathedral

This apse mosaic in the cathedral of St. Mary of the Assumption, Pisa, was started in 1301. The central figure of Christ was designed by Francesco da Pisa, whilst that of the Virgin by Vicino da Pistoia, and St John by Cimabue. Christ holds a book with the Latin inscription EGO SUM LUX MUNDI (I am the light of the world).