What's the difference between past simple and present perfect in this sentence?

and if the past simple couldn't be used with past actions which are related to now .. which sentence is correct and why?

When have you been to France?

or

When did you go to France?

What's the difference between past simple and present perfect in this sentence?

If the past simple couldn't be used with past actions which are related to now, which sentence is correct and why?

When have you been to France?

or

When did you go to France?