Berardi questions the photographer. Camilla shows up at police headquarters, too, with Bibì, wanting to ask Gaetano about his sister, who has not been answering her phone.

What is light? We use it every day, but where does it actually come from? The host suggests doing a little experiment. See if you can follow the instructions in Italian and try it yourself.

The day of the wedding arrives and Fabiana is at the altar with her soon-to-be husband, Giampi. But there are some surprises in store. For Giampi, but also for Ugo, who has to revisit his feelings about Nora.

Living in a studio apartment during the quarantine was especially challenging. Bergamo was one of the worst hit cities in Italy and the rate at which coffins piled up was shocking.

Elections are held, and Panagulis becomes a member of parliament. He then has to testify at an important trial for the crimes of the junta.

What is chromotherapy? Marino, who is a chromotherapist, explains this fascinating branch of alternative medicine.

Visiting Piazza Falconieri makes you feel as if you were in a fairytale. The stone used for these beautiful buildings and decorations has a particularly interesting story.

Renzo wants Bibì gone and Camilla promises to comply. At police headquarters, Berardi interviews the photographer who was supposed to do a photo shoot the evening of Lenox's murder.

Melody and Nora have decided to go and see Fabiana to tell her the truth about Giampiero.

Finally, Grandpa Libero sees what Grandma Enrica was worried about regarding Guido and Maria. He tries to intervene, discreetly...

During the first wave of the pandemic, working in the hospital was especially grim. No visitors were allowed, so families had to stay close by phone and with a health-care worker helping out. It was hard for everyone.

After her miscarriage, Oriana goes to work in the Milan office, far from Panagulis. But then she gets some news about Greece that spurs her to action.

What's so special about Lecce? It has something to do with the kind of stone found there. And masters of art and architecture knew how to make beautiful buildings with it, giving rise to the Lecce Baroque.

Renzo is going to pick up Livietta at dance class. He barely avoids being crushed in a collision as he crosses the street. On the home front, Camilla is trying to introduce Bibì to Potti.

The Columbus laboratory is the first permanent European research facility in space. There, astronauts carry out experiments and applications in space science, Earth observation and technology. Columbus offers European scientists full access to a weightless environment that cannot possibly be duplicated on Earth.