backcountry

noun

1. (countable, uncountable)A remote region; countryside that is relatively inaccessible.

   “Near-synonyms: upcountry, interior, hinterland”

   “Recreationists use either the frontcountry or the backcountry—or both. The standard definition of “frontcountry” is an area that can be reached in a day. You do not stay out overnight.”

   “Even his family didn't know exactly where he was; he'd told them Thorndike, but he hadn't mentioned that he was heading to the backcountry, and he hadn't s[ecofoed how long he'd be away;”