1 Palace of the Parliament, Romania
Palace of the Parliament is the seat of the Parliament of Romania and located in the central part of Bucharest in sector-5. With a height of 84 m, an area of 365,000 square meter (3,930,000 sq. ft.) and having a volume of 2,550,000 square meter, it is the largest and most expensive civil administration building in the world
2 Hofburg Palace, Austria
Built in the 13th century and expanded in the centuries since, the Hofburg palace is the second largest Palace in the world with a floor area of 240,000 square meters (2,583,339 sq. ft.) The palace has 2,600 rooms and is now the president’s workplace and official residence. Many buildings such as the Spanish Riding School, the Burgtheatre, the imperial chapel and several museums are located in the palace complex.
3 Louvre Palace, France
Lourve Palace comes next in our list with a floor area of 210,000 square metres(2,260,000 sq.ft). This was the official residence of the Kings of France for 300 years. Located on the Right Bank of the Seine in Paris, the construction of this Palace construction was started in the year 1202 as Louvre Castle and completed in the year 1989 by the Louvre Pyramid. These days, most of the building is used as a museum.
4 Ak Saray, Turkey
Located in Ankara, Ak Saray has a floor area of 200,000 sq m (2,153,000 sq ft) and is the presidential palace of Turkey. This beautiful palace is located in Beştepe neighborhood of Ankara, inside Atatürk Forest Farm. It has at least 1,150 rooms, additional guesthouses, botanical garden, situation room with satellite and military communications systems, bunkers able to withstand biological, nuclear and chemical weapons attack, park and congress center.
5 Rashtrapati Bhavan, India
Coming fifth in this list of World's Top ten biggest palaces is Rastrapathi Bhavan(India’s presidential palace). Formerly known as Viceroy’s House, it’s located at the Western end of Raj path in New Delhi, India. It covers 200,000 square meters (2,152,782 square ft.) and contains 340 rooms in the main building that has the president’s official residence, halls, guest rooms and offices.