If you click where it says Washtenaw County in the top right of your screenshot, you can clear the filter:
You might also want to check your account settings to see if you have it set as a default place: https://www.inaturalist.org/users/edit
See also my related feature request :)
https://forum.inaturalist.org/t/make-it-clearer-when-someone-has-filter-by-place-set-on-the-taxon-detail-page/1985