In this episode Alberto Angela celebrates Rome's Christmas by accompanying viewers on a fascinating journey through the wonders of imperial Rome: the Rome of the Caesars. Starting from the Mausoleum of Augustus - just reopened to the public after a restoration lasting 14 years - we retrace the fundamental stages that characterized the birth and expansion of one of the greatest empires of all time and we discover how and why the city of Rome in that period reached its maximum splendor.

More than twenty years after the first episode of Ulisse, dedicated to the Etruscans, Alberto Angela takes up the thread of that story, accompanying us on the discovery of the places that saw the origins of our history and our civilization. The Etruscans were a refined population, a people of travelers and traders capable of expanding across Italian territory in an organized way and of whom today we can still admire absolute masterpieces as evidence of their greatness.

The fourth episode of this new series of episodes tells the life of Saint Francis and Saint Clare: two boys destined to inherit the honors of their social status but who will realize that that way of life does not satisfy them and will choose a new path: their .

What is the state of health of the Earth, this planet so small, so fragile and vulnerable? What damage have we caused to the environment with our behaviors? How many natural resources do we consume in daily life and above all do we still have time to remedy this? And how? These are some of the questions that we will try to answer with Alberto Angela in this special episode of Ulysses which sees the extraordinary participation of Piero Angela.