Why is the forbidden purple city forbidden?

What are the uses of dendritic drainage system? What layer of the rainforest is the jaguar found in? What are Mexico important rivers lakes oceans mountain ranges and other features? Is Lake Erie occupy 7 times bigger than the grand canyon? Mountain range in New Hampshire? How scary is a helicopter ride to the Grand Canyon? What instrument is rested on the floor because of its larger size? Who was first woman to climb mount Everest from India? Where Water that moves in the ocean travels in a? What regions around a river are normally known for the fertile ground? Where is the greatest sediment thickness on the ocean floor? Does air or sea traffic move on Bermuda triangle or not anymore? How does nearness to the Black Sea affect the economy of Georgia? What do you call an unemployed jester? When was Mount Everest Boarding School created? What is the difference between the Frick Museum and the Frick Collection? Why is wallington a settlement? How does water from homes and factories make the river dirty? How did mission san Diego de alcala make money? What are earthen walls dams and pumps to hold back the sea?