Bilbo Baggins' unexpected journey comes to an end in The Hobbit: The Battle of the Five Armies, this year’s final installment of the epic three-part film adaptation, based on J.R.R. Tolkien’s classic tale. At the conclusion of 2013’s The Hobbit: The Desolation of Smaug, Bilbo and the dwarves’ daring attempt to kill the eponymous fire…