The Gulf of Narva is a large Gulf in the north-east of Estonia, the south-east of the Gulf of Finland. It surrounds the coast of the county of East-Viru and the Kurgolovo peninsula. The east coast is a ceiling and sandy, the south coast is sharp and high. Usually the Gulf is covered with ice from December to March. Narva Gulf is suited by the Narva River, the city of Narva-Jõesuu is located in its mouth. Sillamäe is located in the east coast of the Gulf of Narva. Wikipedia