macau18The most recognized of all the sites in Macau is the Ruins of St. Paul’s cathedral. Dating back to the 17 th century, all that remains ofMacau [e] or Macao [f] is a special administrative region of the People's Republic of China (PRC). With a population of about 710,000 people [12] and a land area of 32.9 km 2 (12.7 sq mi), it is