Top Documentary Films was founded by a person named Vlatko - a lover of documentary films. It's a small site, yet it has over 136,000 Facebook fans at the moment. What you will find on the site - quite obviously - are a number of documentary features. They are listed in various categories ranging from technology, sports, society, sexuality, religion, politics, philosophy, and many others. Site visitors may also post comments on films and offer their ratings of them. There is also a store that links many of the documentaries on the site to their Amazon pages. Vlatko likely receives some Amazon associates payment for the links, which seems quite fine, given the work that maintaining such a involves.