PRAYAGRAJ, April 13 -- Properties valued at over Rs 100 crore, belonging to the erstwhile Bettiah royal family of Bihar, have been traced across multiple locations in Prayagraj, officials said. The Bihar government, in collaboration with local revenue officials, is also working to locate jewellery of Bettiah's Maharani Janaki Kunwar in old bank vaults, possibly containing diamonds and other precious stones....