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Photo: STW932, CC BY-SA 4.0 via Wikimedia Commons
One of Hainan's most beautiful caves. The cave is partly filled with water from a nearby lake. You enter via a dry entrance, and then later board a boat, which will take you out onto the lake. Just beyond the lake, there is a mini stone forest, which includes a rock shaped like a phallus.
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那大基督教堂
This is one of the oldest churches on Hainan Island, having been established by American missionaries in 1886. The present building was completed in 1914.