6

4 comments

[–] [Deleted] 2 points (+2|-0)

That looks like SO much fun! :D

[–] niess [OP] 2 points (+2|-0)

They have Tunnel training courses all over the place in the States that you can join. They are kind of pricey though but if you are willing to drop a couple grand a year you could definitely get the training to do this.