Padmanabhaswamy Temple Recently treasures worth $20 billion were found in Padmanabhaswamy temple, Thiruvananthapuram, Kerala. Six vaults piled with gold and jewels have been discovered in the temple that belonged to Travancore royalty. There were sacks of diamonds and tonnes of gold coins and jewellery that were lying untouched for hundreds of years. This makes the temple the richest in India.