Asia's richest man Mukesh Ambani's son Anant Ambani is on a 140-km 'padyatra (foot march)' from his home in Jamnagar to Dwarkadhish Temple in Gujarat to mark his birthday. The Reliance Industries Director has been walking for five days and will reach his destination in 2-4 days. He reportedly walks 10-12 km each night to avoid disrupting traffic.