The Devetashka cave is located 18 kilometers northeast of Lovech and 2 kilometers of the village of Devetaki. The cave is also known as Maarata or Oknata for its seven different-sized holes in the ceiling, through which sunlight penetrates and illuminates the central hall and part of its two fields. ' N8 H. d9 J( B {8 N The undergroud water was great! Due to the high content of lime in the water, that gives its pale blue color。 x) H1 A! j6 S5 Z2 @: n; O! Q
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Devetashka cave位於保加利亞,歐洲最大的洞穴,長約1500m,入口高35m,寬55m,洞中擁有11個美麗的地下湖泊. ]8 ?- M- \/ G, u& k