Deep inside a protected Indian forest, a Hindu monk casts his ballot, ensuring a 100 percent turnout at the polling station where he is the sole registered voter. India is in the midst of the largest democratic exercise in human history and the country pledges to reach every voter, no matter where they live. That has required polling officials to traverse through the Gir forest -- the last remaining natural habitat of the endangered Asiatic lion -- to set up a voting booth in Banej, where Mahant Haridas Udaseen is the sole resident. IMAGES AND SOUNDBITES ARRANGED IN SEQUENCES