The Thracian cult temple built under the Chetinyova Mogila (tumulus) and a mausoleum built probably by King Amadocus II (359-351 BC)
See:
- Chavdar Tzochev, The Date of the Tholos Tomb in Chetinyova Tumulus, Starosel Archaeologia Bulgarica XV, 1 (2011), pp. 3-19 - https://www.academia.edu/1006607
- Bulgarian Archaeologists Uncover Story of Ancient Thracians' War with Philip II of Macedon". Novinite.com (Sofia News Agency). https://www.novinite.com/view_news.php?id=129499