
Muuksi linnamägi is a triangular prehistoric hill fort perched on a natural cape along Kolga Bay in Harju County, approximately 700 metres from the current shoreline. Dating to the Viking Age and earlier, the clifftop fortress rises approximately 30 metres above sea level, providing ancient Estonians with a formidable defensive position from the second half of the first millennium through the 11th century. Archaeological investigations have uncovered stone-cist graves from around 1100–900 BC, containing cremated remains and burial goods characteristic of northern Estonian burial practices. Located in Kuusalu Parish near Tallinn, Muuksi linnamägi remains an important site for understanding Estonia's prehistoric coastal fortifications and early settlement patterns.