• Journal of the Speleological Society of Korea
• /
• no.95
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• pp.77-88
• /
• 2009

The distribution of Cheondong cave's features is located in the center of the square. Due to its distribution, the tour route of Cheondong cave is spoon-shaped. However, tourists appreciate the features, which have lighting, along the designated route. The network analysis found problems with two characteristics of the viewing points within the viewing route.