Amazing Holes - JL

Sorry.
To all the dirty guys out there, you have prematurely excited yourself over the title of this post.
However, I will promise you the following pictures will be as equally fascinating!



1. Mirny Diamond Mine - Siberia

(525m deep and 1200m wide)











2. Kimberley Big Hole-
South Africa
(1097m deep)









3. Bingham Canyon Mine- Utah
(3/4 miles deep and 2.5miles wide)














4. Great Blue Hole - Belize
(145M deep and 1/4 mile wide)