+1 Era Score from Historic Moment earned after this wonder is complete if that Moment is usually worth 2 or more Era Score. Your civilizaiton gets +5% Great Engineer Points for each wonder in this city. Each Wonder in this city provides +3 Culture, +3 Faith. Wonders in your civilizaiton provides +100% Tourism.

Must be built next to a River.

+2 Tourism
+1 extra per Era that you've advanced past this Wonder's era

见过建造在空中的城堡吗？此物只应天上有，下凡人间便为岁月奇观。
——贝亚德·泰勒