Method and Apparatus for Making a Virtual Movie for Use in Exploring a Site

Methods, systems, and computer storage mediums are disclosed for producing an interactive virtual movie which simulates the walking of a user within a real site and exploring the same. An example method includes defining minimal conditions for the capturing a new photograph. A photograph is captured each time the apparatus exceeds one of the predefined minimal conditions, wherein the measurements of the variables is reset after each capturing. The method also includes forming open chains of photographs captured during a common route photographing session, and closed chains of photographs captured during a common junction photographing. For each photograph in a closed chain that relates to a junction, a corresponding similar photograph form an open chain is found and a link is formed between them.