The Font is from one piece of stone - study the intricate carvings around its sides. They depict the principal events in the life of Our Lord. The carvings of each scene are interspaced by an angel.
The birth of Jesus - Mary, Joseph, the Shepherds, the Wise Men and the Lamb.
The Nativity
The Baptism of Jesus by John the Baptist.
Baptism of Jesus
The Last Supper - Our Lord with his disciples. Note that many of the disciples are named on the halos around their heads.