Thailand’s tallest building, the 'MahaNakhon' was officially inaugurated on Monday night with a lightshow​. The 77-storey building measures 314 metres tall and features a sky observation deck, an outdoor bar, a restaurant, a public plaza for staging cultural events and a luxury hotel. Built by 'PACE Development', the project cost an amount of 18 billion baht (approximately ₹3,482 crore).