Colaba Causeway, officially known as Shahid Bhagat Singh Road, is a commercial street, and a major causeway or land link between Colaba and the Old Woman's Island in the city of Mumbai, India. It lies close to the Fort area, and to the east of Cuffe Parade, an upmarket neighbourhood in South Mumbai, and close by are Mumbai's famous landmarks, the G…Colaba Causeway, officially known as Shahid Bhagat Singh Road, is a commercial street, and a major causeway or land link between Colaba and the Old Woman's Island in the city of Mumbai, India. It lies close to the Fort area, and to the east of Cuffe Parade, an upmarket neighbourhood in South Mumbai, and close by are Mumbai's famous landmarks, the Gateway of India and Taj Mahal Palace & Tower.