The structure is an arch made of basalt, 26 metres (85 feet) high. The final design of George Wittet was sanctioned in 1914 and the construction of the monument was completed in 1924. The Gateway was later used as a symbolic ceremonial entrance to India for Viceroys and the new Governors of Bombay. It served to allow entry and access to India.
The Gateway of India is located on the waterfront at Apollo Bunder area at the end of Chhatrapati Shivaji Marg in South Mumbai and overlooks the Arabian Sea. The monument has also been referred to as the Taj Mahal of Mumbai, and is the city's top tourist attraction.