Oheka Castle, the largest residence on Long Island, will be auctioned on 27 October. The mansion, designed in 1919, is burdened with over $63.5 million in debt. Since its purchase in 1984, the current owner invested about $50 million in restoration efforts. The property also has development potential with approved plans for 95 luxury condominiums. Prospective buyers must provide a $750,000 deposit to participate in the auction.
