75-year-old Giuseppe De Metrio has spent 30 years in Geneva, as foreign worker for the Broyer company. Upon retirement, he returned to Puglia, Italy, where his family had continued to live. His only grandchild, 7-year-old Carla, is blind. The whole family looks forward hopefully to the day when Carla’s sight can be restored by means of a cornea transplantation. After a heart attack, Giuseppe decides to wait no longer and returns to Switzerland to ask his former boss Mr. Broyer for the money necessary for the operation, as an old promise binds the two men. Intended as a 48-hour trip, Giuseppe and Carla’s visit in Switzerland becomes a journey that both grandfather and granddaughter never dreamt of.

Heidi (Elsbeth Sigmund), a young orphan girl living with her aunt (Elsie Attenhofer) in Frankfurt, is forced to move to the Swiss Alps to live with her ornery grandfather (Heinrich Gretler). At first, he resents her presence, but, after a short while, Heidi manages to pierce his gruff exterior, and the two become close. She also befriends a young shepherd named Peter (Thomas Klameth). After three years, Heidi's aunt arrives and demands Heidi's return to Frankfurt.

During the last forty years, the photographer Sebastião Salgado has been travelling through the continents, in the footsteps of an ever changing humanity. He has witnessed the major events of our recent history; international conflicts, starvations and exodus… He is now embarking on the discovery of pristine territories, of the wild fauna and flora, of grandiose landscapes: a huge photographic project which is a tribute to the planet's beauty. Sebastião's Salgado's life and work are revealed to us by his son, Juliano, who went with him during his last journeys, and by Wim Wenders, a photographer himself.

Greta Thunberg, a 15-year-old student in Sweden, started a school strike for the climate as her question for adults was, if you don’t care about my future on earth, why should I care about my future in school? Within months, her strike evolved into a global movement as the quiet teenage girl on the autism spectrum becomes a world-famous activist.