Ontario Cave Digging
Posted in Caves on May 4, 2006 | No Comments »
IMG_3230, originally uploaded by Mic2006.
This is another interesting picture of the Hell Holes and our efforts to expose the tunnel systems that we feel might be buried there. Greg, to the left of our picture, is our microblasting expert.
Here we assess the situation and consider the likely route of underground passage if there is one. [...]
