Ohtu linnamägi

The Threat hillfort is an ancient refuge in the village of Threat in the municipality of West Harju in Harju County. The Threat hillfort has been protected since 1964 and recognized as a national cultural monument in modern times. Danger The hillfort forms a flat elevation between 1.0 and 1.5 m high and 140 and 150 m in diameter, surrounded by the Ohtu moor.