Siatapu, located along the route to the Lokupo Lookout in the 'Eua National Park, is a site steeped in Tongan history. As the former residence of the Tu’i Tonga Tu’itatui, this location offers a glimpse into the royal past of 'Eua. The interpretation panel at the site provides valuable insights into the significance of this historical landmark, making it a noteworthy stop for those exploring the park.