A police detective is investigated when he claims to see ghosts.

The story of how sound was paired with images in early years of cinema; offering an in-depth look at the people behind-the-scenes and the technological innovations that culminated in Warner Brothers' ground breaking film, "The Jazz Singer" (1927).

The second of Zhang Yang's Dali Documentary Trilogy. An orchestra of sound and images of Dali, a symbolic city of romance and art. It includes various sounds including those of nature and human, of different seasons, arts, and all kinds of voice in Dali. There is daring inclusion of the religious voices. The crew filmed in Dali for an entire year. It takes people to a harmonious and peaceful journey. By capturing the voice and lyrics from locals and natures, it composes the symphony of Dali. The directors give a poetic demonstration of the spirit of Dali and presents the melodies of the city’s four seasons through the lens. It is also wonderful to see the change of the clouds in four seasons.

What is tradition? This is the question posed by yodeller and food researcher Meinrad Koch from Canton Appenzell. In search of an answer, he embarks on a journey.