The Last Templar (2009)

During a gala museum event featuring precious Vatican artifacts, a group of men posing as Templar knights stage a daring robbery. Their primary interest is in obtaining a mechanical decoding device that can supposedly decipher the location of the Templar treasure. Archaeologist Tess Chaykin reluctantly works with FBI Agent Sean Daley to uncover the mastermind behind the plot and possibly locate the treasure.