In 1964, construction of the Birmingham Bull Ring Centre neared completion. It was a mixture of traditional open-air market stalls and a new indoor shopping centre, the first indoor city-centre shopping centre in the UK. It was opened by the Prince Philip, Duke of Edinburgh alongside Alderman Frank Price and Sir Herbert Manzoni on 29 May 1964 and had cost an estimated £8 million. The shopping centre covered and had of retail trade area. Shortly after opening, the complex was visited by Queen Elizabeth II.