The terrain is going to be full of yin and qi! The bold young man went down to the pit alone and i
![](https://i.ytimg.com/vi/PPhbyvAvGWU/mqdefault.jpg)
28:49
几个小伙胆子太大!百米天坑一堆堆白骨,究竟是何人所为一探究竟!【户外小北哥】
![](https://i.ytimg.com/vi/4VWY6Kfv9r4/mqdefault.jpg)
13:35
云南深山发现一巨大天坑,里面至今还隐居着4户人家,自给自足如世外桃源【青云迹】
![](https://i.ytimg.com/vi/0oWF5O_nr3g/mqdefault.jpg)
26:46
Transform a 53-square-foot abandoned corridor into a room full of pastoral atmosphere
![](https://i.ytimg.com/vi/G5EO_xuiQn0/mqdefault.jpg)
52:00
Adeus petróleo: cogumelos, biotecnologia do futuro!
![](https://i.ytimg.com/vi/L1Vkl36eMl8/mqdefault.jpg)
37:51
500米悬崖洞穴保存千年的栈道,当地人花费百万都难以入洞,洞中藏着传说中的镇国之宝【户外小北哥】
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22:42
Novo episódio | Salvando Swandro | Time Team Plus Swandro - Orkney Coastal Archaeology Trust
![](https://i.ytimg.com/vi/O7tWN9kAZvQ/mqdefault.jpg)
10:20
Construímos uma armadilha para tardígrados e funcionou
![](https://i.ytimg.com/vi/MK2XkUs_7ys/mqdefault.jpg)
15:41