The correct words that should fill in the white space are "haven't been". In this case, the complete sentence will be: In order to learn more about people, try going somewhere you haven't been before.
We can come to this answer because:
In this case, in the sentence presented in the question above, we can state that the correct expression to complete the blank is "haven't been."
More information about context clues at the link:
https://brainly.com/question/8712844