Called the most historic street in America, Germantown Avenue follows the path of an ancient Lenni Lenape trail. This historic route links Germantown, Mount Airy, and Chestnut Hill, the three neighborhoods of the city of Philadelphia that make up the old German Township. From the first protest against slavery in North America, to the battle of Germantown in 1777, to the service of its two military hospitals during the Civil War, Germantown has been the site of some of history's most significant events. Many rarely seen images from the archives of the Germantown Historical Society are in...