Albert Fedorovych Vynohradov was a Soviet cinematographer. He was a member of the Union of Cinematographers of Ukraine.
An expedition group led by Professor Shestakov arrives in one of the regions of Siberia to search for diamonds. The research begins with a dramatic event: The expedition leader dies suddenly. However, the geologists decide to continue the difficult, dangerous hike along the taiga "diamond trail".
Based on the novel of the same name by Canadian writer James Oliver Curwood. A story about the life of nature, about the friendship and loyalty of Mika the puppy and Neeva the brown bear.