地形
内陆海
内陆海指的是被陆地封闭的海洋，例如地中海或波罗的海。
定义in_game/common/topography/00_default.txt:190
191color = terrain_inland_sea
192can_freeze_over = yes
193can_have_ice = yes
194movement_cost = 1.0
195weather_front_strength_change_percent = 0
196weather_cyclone_strength_change_percent = 0
197weather_tornado_strength_change_percent = 0
199audio_tags = {
200masDataTopologyElevation = 0
201masDataTopologyOcean = 1
}
203debug_color = hsv360 {
223
67
82
}