The Ruins of St.Paul's is the ruins of a 16th-century complex in Macau including of what was originally St.Paul's College and the Church of St.Paul, a 17th-century Portugese church. Today, the ruins are one of Macau's best know landmarks. In 2005, they were officially listed as part of the Historic Centre of Macau, a UNESCO World Heritage Site.
Macau is to the west of Hong Kong. It only takes you an hour to go there from Hong Kong by jets.
For more information: https://en.wikipedia.org/wiki/Ruins_of_St._Paul%27s