7 big holes in the world

1. Diavik Diamond Mine (加拿大 Diavik 礦井)
Position in Google Map
More photos


From Wikipedia


2. Kimberly Big Hole (南非金伯利鑽石礦廠)
Position in Google Map
Further study


by Anika Liebs


3. Hoyo Zona (瓜地馬拉 地層下陷)
Position in Google Map
Wikipedia
Further study


by Harold Marin


4. Bingham Canyon Mine (美國猶他州賓漢礦場)
Position in Google Map


From Wikipedia


5. The Glory Hole (光榮洞)
Position in Google Map
Wikipedia
Further study 1
Further study 2
Further study 3
More Photos


by Ken Berg


6. Mir Mine Siberia (西伯利亞米爾礦場)
Position in Google Map
Further study

It's the biggest hole in the world located in Russia.


by avbm


7. Great Blue Hole (貝里斯藍洞)
Position in Google Map
Further study


by JayFC

An article about these holes, here.

The KMZ file is from huang0805 in PTT