Example image of eyePlorer eyePlorer map for 'October 16': 456 Avitus Magister militum Piacenza Ricimer Western Roman Empire 1780 American Revolutionary War Royalton, Vermont Tunbridge, Vermont 1781 George Washington Siege of Yorktown Yorktown, Virginia 1793 French Revolution Guillotine Louis XVI of France Marie Antoinette Battle of Wattignies (1793) French First Republic 1813 Battle of Leipzig Napoleon I of France War of the Sixth Coalition 1834 London Palace of Westminster 1841 Kingston, Ontario Queen's University 1843 Commutativity Complex number Quaternion William Rowan Hamilton 1846 Anesthesia Ether Dome Massachusetts General Hospital William T. G. Morton 1859 Harpers Ferry, West Virginia John Brown (abolitionist) 1869 Cardiff Giant Hoax England 1875 Brigham Young University