Could you dig a hole to South America?
本文作者： TEENS
如果从北京挖一个洞贯穿地心，你会到达哪个国家？Have you ever thought about this? If you dig a hole in Earth and it’s deep enough, you may finally reach another country. Now a map can tell you where you will end up if you dig straight through Earth. |  |
| |||||||||||||||||||||||||||||||
京公网安备 11010502033664号