Changes

Space Center improves has 2 functions. It is both a tourist [[Culture|tourismattraction]] and a place of higher [[education]]. The structure will increase not only the number of tourists but also the tech level of industrial [[zones]] in the nearby [[cities]]. Level 3 tech industrial buildings will appear in connected cities even without [[University|universities]].  *You can unlock Space Center by completing Space Center Great Work [[University#Research Projects|research project]] at [[School of Engineering]] of a [[University]]. *Space Center is ideal for a [[region]] with many cities specialized in [[Culture]], [[Gambling]] or [[zones#Industrial Zone|industries]].

International Airport brings in a large quantity of medium and high [[wealth]] tourists into the region and helps industrial ships freight throughout out of the region. The structure is relatively easy to build, when compared to other Great Works, requiring only [[alloy]], [[metal]] and [[oil]] as materials. *International airport is ideal for a region with cities specialized in Culture or Gambling. *International Airport is unlocked by having 100 or more tourists arriving at a [[Municipal Airport]] in the region.

Solar Farm generates a large massive amount of clean and cheap [[power]]. All cities connected to it can purchase this power at a low price. These cities will no longer require regular [[Power#Power Plants|power plants]]. Solar Farm frees the region from hazards of air pollution and nuclear meltdown associated with [[Coal Power Plant|coal]], [[Oil Power Plant|oil]] and [[Nuclear Power Plant|nuclear power plant]]s. Solar Farm costs only §500,000, half of the cost of other Great Works. *You can unlock Solar Farm by completing Solar Farm Great Work [[University#Research Projects|research project]] at [[School of Science]] of a [[University]].

Arcology functions as a gigantic futuristic apartment building. This structure supplies all the cities in the region with an endless supply of workers, shoppers and students. These Sims come to your city for their commercial, industrial and [[Education|educational]] needs. *Arcology spawns workers, shoppers an students. *Unlocks by having a city with 58,000 or more residents.