Tunneling

Tunnel structures provides safe mining.

Name	Costs
Tunneling	1600 1300 1200 1300	0	01d12h40m

Ability
Provides	Requires
+5% Resource production workforce - Iron to user Tunneling technology	User has not Tunneling technology Building is Guild House User has Sub Surface Mining technology

City Buildings to research
Name	Construction Costs			Gold Production	Culture Points	Trade Points
Guild House	2200 2300 1850 2000 1400	0	08d16h20m	0	40	20

Tunneling techtree