<prompt> Translate the following text to EnglishVituo vya chini vya chini na vilima vya juu vimefunikwa na mimea ya kijani kibichi na kufunikwa na miti mingi, na hivyo kufanya iwe vigumu na nyakati nyingine hatari kusafiri.  <response>: Deep depressions and high outcrops are blanketed by layers of green vegetation and topped by a lush canopy of trees, making travel difficult and sometimes dangerous. 