Kaliakra Archaeological Reserve — Nos Kaliakra

Location: Nos Kaliakra · Dobrich

History and archaeology

Location: Nos Kaliakra. Province: Dobrich. Category: History and archaeology.

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Three successive lines of fortifications defended the cape from the landward side. Known to the Romans as Acros Castellum, its surviving walls reveal the Black Sea promontory's enduring military importance.

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Bulgarian Tourist Union

Reviewed on October 13, 2026

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Kaliakra Archaeological Reserve — Nos Kaliakra

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