▁or ▁change ▁national ity ▁to ▁another ▁country ▁if ▁another ▁country ▁has ▁the ▁Eg al itar ian ▁Act ▁Wonder . ▁However , ▁if ▁the ▁happiness ▁of ▁a ▁city ▁reaches ▁very ▁high ▁levels , ▁it ▁" ce le br ates ". ▁Some ▁buildings ▁can ▁increase ▁happiness ▁( e . g . ▁tem ples , ▁c athed r als , ▁body ▁trans pl ants ), ▁and ▁w onders ▁can ▁increase ▁happiness ▁( e . g . ▁Im m unity ▁Ch ip , ▁Ram ay ana ). ▁ ▁W onders ▁ ▁These ▁can ▁be ▁built ▁by ▁any ▁civil ization ▁who ▁has ▁acquired ▁the ▁technology ▁to ▁do ▁so . ▁They ▁take ▁a ▁longer ▁time ▁to ▁build ▁than ▁ordinary ▁buildings ▁or ▁units ▁of ▁that ▁age , ▁but ▁have ▁a ▁greater ▁effect , ▁and ▁a ▁cin ematic ▁is ▁shown ▁when ▁the ▁player ▁builds ▁one . ▁The ▁w onders ▁usually ▁affect ▁the ▁civil ization ▁as ▁a ▁whole ▁( with ▁exceptions , ▁such ▁as ▁Gal ile o ' s ▁T eles cope ▁which ▁effectively ▁doubles ▁scientific ▁production ▁in ▁the ▁city ▁which ▁it ▁is ▁built ), ▁and ▁can ▁only ▁be ▁built ▁by ▁one ▁civil ization . ▁As ▁with ▁previous ▁games , ▁w onders ▁can ▁go ▁ob sole te ▁with ▁techn ological ▁adv ances ; ▁if ▁someone ▁research es ▁" Age ▁of ▁Re ason ", ▁the ▁Stone hen ge ▁wonder ▁no ▁longer ▁has ▁any ▁benefits . ▁ ▁Gener ally , ▁w onders ▁of ▁the ▁future ▁have ▁a ▁greater ▁effect ▁than ▁w onders ▁of ▁the ▁past . ▁If ▁a ▁city ▁containing ▁a ▁wonder ▁is ▁taken