The Reed Flute Cave is a natural limestone cave with multicoloured lightingand has been one of Guilin's most interesting attractions for over 1200 years . It is over 180 million-year-old .
Reed Flute Cave is also known as Palace of Natural Arts .It is a cave on the southern shoulder of the Guangming Hill (Bright Hill ) and is one of the most extraordinary scenic spots in Guilin. Counted as ' MUST SEE ' sights in Guilin . Each Rock formation has been given a poetic name by the chinese Despite this evidence of popularity during ancient times , the Reed Flute Cave was almost completely forgotten for a thousand years befor its rediscovery in 1940's.