Discover how the first arboretum in the United States became part of the burgeoning urban park movement in the second half of the 19th century. Objective 1. To consider how 19th-century urban conditions influenced the development and design of parks; 2. To examine the history of the Arnold Arboretum and its role in the Boston park system; 3. To gain a better understanding of Frederick Law Olmsted and Charles Sprague Sargent, the two men responsible for the Arnold Arboretum; 4. To conduct research about the history of planned parks in their own community. Background Time Period: Late 19th centu Duration: 90 Minutes.