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