Translation of vermieten

In order to change something you need to have courage, even if it is the smallest thing. Actually let me refine, changing needs only courage if the current situation is not bad but not perfect either.
We had time to walk around the waterfall but refrained from entering the little lake at the bottom. My fellow tourtakers were quiet nice and we spend a while just sitting in the grass near the water.
The young women rowed towards us and tried to sell food and souvenirs. We were not interested and she tried to block us and prevent us from swimming back to our vessel. So we dove beneath her.