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The Danubian Plain ((ブルガリア語:Дунавска равнина) ''Dunavska ravnina'') constitutes the northern part of Bulgaria, situated north of the Balkan Mountains and south of the Danube. Its western border is the Timok River and to the east it borders the Black Sea. The plain has an area of . It is about long and wide. The relief of the Danubian Plain is hilly, featuring numerous plateaux and river valleys. The climate is markedly temperate continental with a weak Black Sea influence in the east. Precipitation is on average 450–650 mm a year. Important rivers include the Danube, the Iskar, the Yantra, the Osam, the Vit, the Rusenski Lom, the Ogosta and the Lom. Among the major cities of the region are Varna, Rousse, Pleven, Dobrich, Shumen, Veliko Tarnovo, Vratsa, Vidin, Montana, Lom, Silistra, Targovishte, and Razgrad. ==Minerals== In the Danubian Plain there is a wide variety of minerals, such as: * Lignite(Lomski and Mareshki basein) * Fireproof clay (Plevensko) * Oil,petrol (Dolen and Goren Dabnik, Pleven; s.Tyulenovo to Shabla) * Manganese (Obrochishte, Carkva, Ignatievo) * Copper ore (Belogradchik) 抄文引用元・出典: フリー百科事典『 ウィキペディア（Wikipedia）』 ■ウィキペディアで「Danubian Plain (Bulgaria)」の詳細全文を読む スポンサード リンク
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