The article considers how ethnomethodology (EM) studies visuality. Historically, there were four approaches to visuality in EM: visuality as an observable activity, images, practices of vision, and language constructions. The first approach is built on Harold Garfinkel’s idea of witnessability equated with observability, which implies that phenomena of order exist in observable methods of their production. Understood in this way, any EM study might be a visual one because it implies the description of the methods of order production. Beyond the idea of observability, in the 1980-1990s three separate projects of visual research were developed in EM by Michel Lynch, Charles Goodwin, and Jeff Coulter. All of them tried to present practical app...