Suggest five award-winning documentary films with brief background descriptions for aspiring filmmakers to study.

1 . " The C ove " ( 2 0 0 9 ) - Direct ed by Lou ie P si ho y os , " The C ove " is a document ary film that ex poses the annual dol ph in hunting practice in Ta iji , Japan . The film won the Academy Award for Best Document ary Fe ature in 2 0 1 0 . \n 2 . " Man on W ire " ( 2 0 0 8 ) - Direct ed by James Marsh , " Man on W ire " tells the story of Philippe Pet it , a French high - wire artist who il leg ally rig ged a wire between the T win Tow ers of the World Trade Center in 1 9 7 4 and performed a d aring wire walk . The film won the Academy Award for Best Document ary Fe ature in 2 0 0 9 . \n 3 . " The Act of K illing " ( 2 0 1 2 ) - Direct ed by Josh ua O ppen heimer , " The Act of K illing " is a unique document ary that expl ores the experiences of former Indones ian death squad leaders who were responsible for the mass kill ings of alleg ed commun ists in 1 9 6 5 . The film won the Academy Award for Best Document ary Fe ature in 2 0 1 4 . \n 4 . " 1 3 th " ( 2 0 1 6 ) - Direct ed by A va Du V ern ay , " 1 3 th " is a document ary film that expl ores the history of ra cial inequality in the United States , particularly in the context of the criminal justice system . The film won the Academy Award for Best Document ary Fe ature in 2 0 1 7 . \n 5 . " I car us " ( 2 0 1 7 ) - Direct ed by Bry an F og el , " I car us " is a document ary film that investig ates the use of performance - en han cing dru gs in sports , particularly in the context of the Russian do ping sc andal . The film won the Academy Award for Best Document ary Fe ature in 2 0 1 7 . </s>