Answer in Details
Pilgrimage to Thiruvannamalai is a significant spiritual journey for devotees of Lord Shiva. Many undertake the practice of Girivalam—walking barefoot around the sacred Arunachala hill, which is about 14 kilometers, as an act of devotion and penance.
May your visit be blessed with Lord Shiva’s grace and spiritual upliftment. Om Namah Shivaya! If you wish to know more about the temple, rituals, or Shiva’s significance at Thiruvannamalai, please let me know.