YOU SAID:

I want to go somewhere I have never been before.

INTO JAPANESE

今まで行ったことのない場所に行きたい。

BACK INTO ENGLISH

I want to go to a place I have never been to.

INTO JAPANESE

今まで行ったことのない場所に行きたいです。

BACK INTO ENGLISH

I want to go to a place I have never been to.