Concept:Historical fact about the builder of Falaknuma Palace.Explanation:Falaknuma Palace, a magnificent architectural marvel in Hyderabad, was constructed by Nawab Sir Viqar-ul-Umra Bahadur.He was a prominent nobleman from the Paigah family and served as the Prime Minister of Hyderabad.The construction of the palace, which began in 1884, took nine years to complete.The palace's unique design, resembling a scorpion, was conceived by Italian architect William Mard Marret.Answer:Sir Viquar-ul-Umra