Stumbling into ballet

I discover the best things while looking for something else.  Today, I came across a collection of videos from the Royal Opera House, in particular a series of demonstrations using Royal Ballet soloists to demonstrate the history of ballet called Ballet Evolved.

I grew up poring over books about dance, but this series tries to give an idea in sound and motion about what older forms of ballet were like.  Here is one of my favourites, an informal look of the style of Auguste Vestris: