Savannah’s National Historic Landmark District is the nation’s largest Urban Historic Landmark district. Within this historic 2.5 square miles are 22 squares and over 1600 historically and architecturally significant structures. Homes date from the mid to late 18th century all the way to modern day. They include a range of both large and small houses as well as duplexes and row houses in a variety of architectural styles including Romanesque, Victorian, Italianate and Romantic Revival among others. This is a self-guided walking tour.