Look at old maps. Every village is either next to a river, next to a lake or centered around a well. People didn't leave their communities for many reasons but

Look at old maps. Every village is either next to a river, next to a lake or centered around a well. People didn't leave their communities for many reasons but one of them was because you needed water. Wooden buckets, waterskins and berries are indeed the solution. Indigenous people of the Great Plains and Canadian Prairies used buffalo intestines and stomach to make waterskins and travel the plains.