CN Tower; Unlocked at Mass Media, +5
in this City... +10%
Global Output... +2
GE... must be built in a city which has a Lake nearby & a Stadium.
Channel Tunnel; Unlocked at Stealth, Lowers cost of Road+Railroads maintenance by 75%... +10
... +3
GM... must be built in a coastal city that has both an Harbor and a Seaport.
![Gold :c5gold: :c5gold:](/images/smilies/civ5/gold.png)
![Culture :c5culture: :c5culture:](/images/smilies/civ5/culture.png)
![Greatperson :c5greatperson: :c5greatperson:](/images/smilies/civ5/greatperson.png)
Channel Tunnel; Unlocked at Stealth, Lowers cost of Road+Railroads maintenance by 75%... +10
![Happy :c5happy: :c5happy:](/images/smilies/civ5/happy.png)
![Greatperson :c5greatperson: :c5greatperson:](/images/smilies/civ5/greatperson.png)