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Phong Nha Cave Quiz
Test your knowledge about Phong Nha cave and its geological significance with this quiz.
Which river flows through Phong Nha cave?
Son River
Red River
Mekong River
What type of rock formations are commonly found in Phong Nha cave?
Limestone karsts
Sandstone cliffs
Stalactites and Stalagmites
What is the largest cave in Phong Nha?
Paradise Cave
Son Doong
Hang En
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