ナショナルジオグラフィックのインスタグラム(natgeo) - 5月6日 18時35分

Photo by Robbie Shone @shonephoto | Caves in China are vast, and light from explorers' headlamps do nothing to reveal the true majesty of the underworld. Pictured here is a multiway junction deep underground in San Wan Dong, a giant cave in Wulong County. In the dark, it's easy to get disoriented and follow the wrong way out, thinking it would lead to the entrance.

[BIHAKUEN]UVシールド(UVShield)

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