How safe is tower bridge?

What is the life expectancy of people in the rainforest? In what state is fort leavenworth located? Why do people die after coming down from mount Everest? What color is a tourmaline? Why aren't Orinoco and Amazon rivers safe? What are some Names of famous monuments and memorial? When did the Mississippi River freeze over in 1942? What changes in the physical environment mark in the rocky Mountains foothills transition zone? Where can you get a bridge spike from bridge on the river kwai? How much long is the Danube? Why where the mycenaeans able to become a mojor power in the mediterranean region? What percent of coral reefs were killed by coral bleaching in the Indian Ocean? Why do sea creatures live closer to the surface of the ocean? What was mission san Jose most known for? Why did the french feel threatend by the british in interest of the Ohio river valley? Which two countries are fighting over the Jordan river for water right? What are the changes to the Murray River? Summary of In The Castle Of your Skin by George Lamming? Is letchworth state park still open? What is the name given to body of land with water all around it?