Wednesday, April 25, 2018

Tuesday, April 24, 2018

Sunday, April 22, 2018

Friday, April 20, 2018

Horse lift

Mir diamond mine



Located in eastern Siberia the Mir Diamond Mine is the second largest man made hole in the earth.  It is 1722 feet deep and 3900 feet across.  It has been in operation since the end of WW II. Additional images can be found here.

Thursday, April 19, 2018

Monday, April 16, 2018

Monday, April 2, 2018