为自然地质崩塌所为。原仅一人行,仰视可见一线之天故名。后拓阶梯,便游人行,有揽月摘星之势,亦有苍天压顶之险。
Natural geological collapse .The original is only a person,look up to see the line of heaven named. After the extension of the ladder,then visitors, there is a"moon to pick the star" potential,there is also a "heaven top" of the risk.
森林护我家,防火靠大家。
No ignition!
悬崖危险,注意安全!
Caution Watch out: Cliff hazard!
山路陡峭,注意安全!
Caution Watch out:steep mountain!
上山方向,注意安全!
Caution Watch out: Uphill direction!
人人爱花草,空气环境好
Conservation of green plants.