1.Throughout the 19th century,Londin was the worlds primary business centre,and even nowadays it is a major meeting point for businesses.
2.The oldest part of London,it's the most historical part with Roman remains and medieval structures.
3.In London exist a lot of independent British retail banks,also a lot of people are working in offices and getting a decent salary.
4.People can visit London Zoo which is one of the most famouts attractions for families with kids.
5.St.Paul's Cathedral is a working church with hourly prayer and daily services.