For some of these numbers it is very useful to be able to memorise them. If they are just two or three digits this is not usually too difficult, but a telephone number may be as many as twelve or more. Here are some mnemonic devices for remembering pi, and for telephone numbers. Mnemonics for the number Pi There once was a fellow from Greece,
Saratov Bridge. Saratov Bridge across the Volga River in Saratov, Russia was the longest bridge in the Soviet Union upon its inauguration in 1965. Its length is 2,803.7 meters and it connects Saratov on the right (west) bank of the Volga, with the city of Engels on the left (east) bank.
China Opens the World's Longest Bridge Over Water, Toppling American Record-Holder. Along with its massive high-speed rail network, China has officially surpassed the United States in yet another piece of transportation infrastructure: the world's longest sea bridge. The new bridge spans Jiaozhou Bay, on the southern coast of China's Shandong Peninsula in northeastern China.