The North Bridge, Concord, Massachusetts. This was where the American Revolutionary War began in 1775. It is hard to image that a war started in such a beautiful place. Through the trees you can see the Old Manse, a home constructed by Ralph Waldo Emerson’s grandfather. This home was vital to the transcendentalist revolution that began in the 1830s. In one spot you can see two key places for two types of revolutions in America.