rich in

rich in (something)

Having an abundance of something, especially some valuable resource other than money. The city is rich in history. You could spend days learning about important events and landmarks, and you still wouldn't scratch the surface. This vegetable is rich in iron, vitamin A, and vitamin C. The entire region is rich with the most resplendent scenery one could hope to find.
See also: rich

rich in something

having valuable resources, characteristics, traditions, or history. The entire region is rich in historical churches. Our soil is rich in important nutrients.
See also: rich