Planned cities are often built around monuments since they can serve functional purpose. For example, the Washington Monument's location was chosen to help organize the public space.
Monuments is Level 10 Technology which increases the hitpoints of your wonders by 30%.
General Information Edit
|Chapter||Requirements||Gost Gold||Time||XP Gain||Description|
|1||Library Level 10 + Deception||1,800,000||16h||1,475||Increases the hitpoints of your Bronze Age wonder by 30%|
|2||3,600,000||4d||3,950||Increases the hitpoints of your Classical Age wonder by 30%|
|3||5,400,000||7d||5,370||Increases the hitpoints of your Gunpowder Age wonder by 30%|
|4||7,200,000||9d||6,165||Increases the hitpoints of your Industrial Age wonder by 30%|
|5||9,800,000||13d||7,550||Increases the hitpoints of your Global Age wonder by 30%|