Watch full movie online. Horizon is an intimate story about the sea in the midst of an ecological crisis. In the collective imagination, the open sea and its isolated islands have always been a place of longing, contemplation, escape, even salvation. But, can these places still provide an escape in a time of global warming and pollution? This film essay, shot on the remotest and most isolated island in the Adriatic, observes the primordial seascape and the layered environmental changes that surround it.