So. I know we have project which boost production, military and such, but I think it'd be cool to take a page out of the Seid Meirs Games and their "World Wonders"
National project name: Statue of Liberty
Small description: Helps boost population and Immigration
Project effect: Population is boosted in all cities by 2%
Resource cost: 10000 Steel, 10000 Aluminum,
Cash cost: $10,000,000
National project name: Pyramids of Giza
Small description: A building wonder, leads to advanced building techniques
Project effect: Lowers resource and cash cost of projects by 5%
Resource cost: 5000 Bauxite, 5000 Steel, 5000 Coal
Cash cost: $30,000,000
National project name: Hanging Gardens of Babylon
Small description: Helps improve crop growth and beauty
Project effect: Food production boosted by 10%
Resource cost: 10000 Aluminum, 10000 Bauxite
Cash cost: $40,000,000