1. Tourists are attracted to iconic buildings and landmarks, which are often in cities.
2. The new valley project will bring water to the desert, which is somewhat controversial.
3. Rising sea levels could be devastating to Venice, which is very beautiful and historic.
4. Charles Barry was the designing architect of Westminster Palace who asked another architect to design the clock tower, Big Ben.
5. Architects who might come from anywhere in the world usually compete for big projects.
6. The Leaning Tower of Pisa has been leaning more and more every year, which is one of Jun’s favorite landmarks.