Cultural Debates

From what I've seen, customs vary widely across regions.
From what I've seen, people are all the same.
Everyone in that country behaves the same way.

it seems
to a large extent
obviously
in many cases
always

Some traditions date back centuries which still shape daily life.
Some traditions, which date back centuries, still shape daily life.
Some traditions which date back centuries still, shape daily life.

In the other hand, there are clear benefits.
On the other hand, there are clear benefits.
On another hand, there are clear benefits.