Arudra Abhishekam to the beautiful Urdhva Thandava murthy at Thiruvalangadu Shri Vadaranyeshwarar thirukkovil. 

One of the pancha sabhas and located near Chennai, this kshetram is Rathna sabha (hall of gems) where Nataraja blesses us as Urdhva thandava murthy with HIS left foot held up.