走遍了博物馆，吃遍了美食的你是否在为找不到美丽迷人而又惊险刺激的目的地而苦恼呢？让我们跟随美国雅虎旅游网环游世界上最奇异的天坑，相信你一定会为之惊叹。 天坑，指具有巨大的容积，陡峭而圈闭的岩壁，深陷的井状或者桶状轮廓等非凡的空间与形态特质，发育在厚度特别巨大、地下水位特别深的可溶性岩层中，从地下通往地面，平均宽度与深度均大于100米，底部与地下河相连接（或者有证据证明地下河道已迁移）的一种特大型喀斯特负地形。
| 熱門國家 | 系統支援 | 版本 | 費用 | APP評分 | 上架日期 | 更新日期 |
|---|---|---|---|---|---|---|
| 中國 China | Android Google Play | 1.23 App下載 | 免費 | 2014-08-01 | 2014-09-19 |
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