At Lyon Biennial, Europe’s Largest Dance Festival, a Dizzying Array of Offerings. Lyon Dance Biennial, Dancing, Ouramdane, Rachid, Preljocaj, Angelin, Teshigawara, Saburo, Hervieu, Dominique, Nadj, Josef, Dan, Madalina, Siniarska, Agata, Merzouki, Mourad