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The entrance to the Pop Martinova hole
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The dromos to the Asclepeion at the Kovil plateau
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Huge sharapana at the Kovil plateau
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The Thracian sanctuary at Shan Kaia
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The sharapana at Kazan Kaia
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The hermit cell at Kara In
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The draining system at Harman Kaia
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Well carved sharapana's at Harman Kaia
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The entrance to the underworld of the legendary Paroriiski monastery