How to import the database of cities into the database?

Question

MODX

I have a site on MODX, I need the user to be able
to select a city
I want to have a choice in the modal
3. I want to store the selected city in session
Tell me, what might be wrong, and if so, how to import the database into the database

Answer 1

All bicycles have long been invented.
https://modstore.pro/packages/maps