Heyuan holds a Guinness record for the world's largest collection of dinosaur egg fossils — over 17,000 specimens at the 河源恐龙博物馆, earning it the nickname 中华恐龙之乡 ("Chinese dinosaur hometown").
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The name is literal: 河源 = "river source." The city sits at the upper reaches of the 东江, which ultimately supplies most of Hong Kong's drinking water.