▁to ▁Power ▁II , ▁was ▁released ▁ 1 8 ▁months ▁after ▁the ▁original . ▁The ▁sequ el ▁could ▁not ▁have ▁" C ivil ization " ▁in ▁its ▁title ▁because ▁Activ ision ▁did ▁not ▁have ▁a ▁license ▁for ▁the ▁" C ivil ization " ▁name ▁for ▁a ▁second ▁game . ▁ ▁Game play ▁ ▁Tim eline ▁and ▁epo chs ▁ ▁One ▁of ▁the ▁most ▁notice able ▁differences ▁from ▁the ▁previous ▁Civil ization ▁games ▁is ▁that ▁the ▁tim eline ▁of ▁the ▁game ▁does ▁not ▁end ▁in ▁the ▁ 2 1 st ▁century , ▁but ▁rather ▁goes ▁to ▁the ▁year ▁ 3 0 0 0 . ▁ ▁There ▁are ▁five ▁epo chs ▁in ▁this ▁game : ▁An cient ▁Age , ▁Renaissance , ▁Modern ▁Age , ▁Gen etic ▁Age , ▁and ▁Diam ond ▁Age . ▁Call ▁to ▁Power ▁adds ▁a ▁more ▁thorough ▁space ▁colon ization ▁as ▁well ▁as ▁sea ▁colon ization , ▁with ▁the ▁appropriate ▁techn ological ▁adv ances ▁( available ▁in ▁the ▁Gen etic ▁Age ). ▁ ▁Ter rain ▁features ▁Similar ▁to ▁Civil ization ▁II , ▁the ▁game ▁uses ▁an ▁is ometric ▁view , ▁although ▁each ▁tile ▁is ▁actually ▁two ▁separate ▁t iles : ▁the ▁space ▁level ▁on ▁top ▁of ▁a ▁" ter rest rial " ▁level ▁( th us , ▁this ▁game ▁has ▁a ▁z - coordinate ▁to ▁represent ▁position ). ▁Play ers ▁can ▁toggle ▁between ▁" E arth ▁view " ▁and ▁" space ▁view ". ▁All ▁land ▁and ▁naval ▁units ▁are ▁exclus ively ▁terrest rial , ▁although ▁most ▁land ▁units ▁can ▁be ▁launched ▁into