grass surface
- Can be accessed from any unit
woodland
- Can only be accessed from certain land troops
mountain
- Can not be accessed from certain land troops
trench
- Can only be accessed from certain land troops
rails
- Can be accessed from any land troops
- Can be driven from railway vehicles
sea
- Can be driven by any light water unit
deep sea
- Can be driven from each warter unit

Translation by Christian Albrecht, March 2014
Tutorial by Christian Albrecht, March 2014
Made available by BeSly, the Haiku, BeOS and Zeta knowledge base.