To install drop the NaturalWondersMod folder into your ..\Sid Meier's Civilization VI\Mods folder.
andrewash/TerraMirabilis_Release
A mod that adds new Natural Wonders to Civilization VI and makes owning Natural Wonder tiles worthwhile.
TSQL
A mod that adds new Natural Wonders to Civilization VI and makes owning Natural Wonder tiles worthwhile.
TSQL