Macau is located on the coast of the southern Chinese province of Guangdong in the western part of the Pearl River Delta, 60 km southwest of Hong Kong and 145 km south of Guangzhou. The overall territory includes the two islands of Taipa and Coloane off the coast of the actual Macau Peninsula, which is identical with the city of the same name. In the north of the peninsula, the Porta do Cerco is - up to now - the only over…