In the heart of the Finger Lakes, Ganondagan is the site of a once thriving, vibrant center of the Seneca Native Americans. Today it is the only official Native American Historic site in New York. Tour a full-size replica of a 17th-century Seneca Bark Longhouse and walk miles of self-guided trails. In the Visitors Center, people can learn about the history of the Seneca people and the Ganondagan site. A Path Through History attraction.