ambros1a

Trust me to omit the most important information...

Live on http://concert.arte.fr. 7:30 pm CET https://www.operadeparis.fr/en/saison-2014-2015/ballet/rain-anne-teresa-de-keersmaeker

According to Dancing Times: http://www.dancing-times.co.uk/news/item/1545-nicolas_le_riche_farewell_live_stream the farewell gala for Nicolas Le Riche will be streamed live from the Opéra de Paris website on 9 July 2014.

It's not just for dance performances but I use Ents24. If you register on the site you can set up alerts for particular companies / events / locations. Dance Europe and Dancing Times also have listings