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Lethe grottoes, great hollow

caves

Pronunciation
/ˈliθi ˈɡrɑdoʊz , ɡreɪt ˈhɑloʊ/
/ˈliːθi ˈɡrɒtəʊz , ɡreɪt ˈhɒləʊ/
Categories
cave protected area