There is a lot I could say about the issue, but since this is a barefooting blog, I will restrict myself to just commenting on their feet.
Here is the primary photo, taken from the air:
One thing I noticed, more visible in this cropped version,
is the shape of their feet. Even from the air we can easily see the natural separation of the big toe, and even pretty good separation between all the toes.
This is what natural human feet look like. This is what feet that do their natural job look like. Compare that to what feet look like after a lifetime of being stuffed into high heels, for fashion’s sake (the condition you see below is called hallux valgus):