New Idea for Strategic Structure

theonlyniko	I saw that there was no way to build a road on a mountain, so I was thinking that a new strategic structure could be added. Tunnels could be a very useful strategic structure in allowing transport in mountainous regions. Thanks	4 weeks 1 day ago

River	That's a good idea!  It could become available in Industrial age with the advent of explosives.  :-)	3 weeks 1 day ago

Coolit	I also suggested this a while back. I like the idea. When we get train tracks, tunnels could continue the railroad	1 week 6 days ago