Napoleon's Bicorn #16 is a collectible in Assassin's Creed Unity: Dead Kings (ACU:DK).
There are 4 Napoleon's Bicorns to be obtained in the Quarry District. There are 27 total scattered throughout Franciade.
Description
Head to the Southern entrance of the Underground in the Windmill District. Take the route down and get into the second room, going east.
Look for the this opening. Drop down at it to collect the Bicorn.
