Arbor Lodge State Historical Park and Arboretum was built during the 18th century and today is considered to be a famous landmark in Nebraska City. The mansion functions as a museum that includes exhibits, elements and other important details of the early ages of the city. For historians and researchers, this is an ideal site since it provides rich information about the heritage and culture of the city and the families who resided at this mansion centuries ago. This museum consists of 52 period rooms that have a peaceful vibe. The park and gardens area are a must visit.