Jinping-I Dam, located in China, is included in a list of the Guinness Book of World Records. It is the highest working dam in the world. Dam’s arches are 305 meters high. In 2012 it was commissioned. It took 7 years to build such tremendous construction. Jinping-I Dam is an integral part of the so-named hydro-electric power station. The dam is located in lower reaches of a river Yalung. It is important to note that it was built not only for electricity-generating needs.
The area where the dam has placed often suffers from floods. This dam was built to prevent the region from this too. Thanks to the dam building, the soil erosion problem was solved. Earlier it was the second-place problem of this area. Jinping-I Dam is quite a complex technical construction. Engineers have foreseen …
In 1969 in Beijing at the direction of Mao Tse Tung has begun building of the temporary underground shelter. In 10 years there has appeared an amazing complex of underground tunnels. The whole length of which is about 30 meters. Undergrounds of Beijing were built for defensive goals. The main part of the structure consists of 1 000 bomb shelters. Among them were schools, hairdressing saloons and theatres, and even restaurants and shops.
The area of this underground city is quite huge. These tunnels could place under 40% of city population. In 2000 the unique complex became open for everyone. Some rooms have saved the inner decoration of old times. There are placed some pieces of old furniture, portraits of Mao Tse Tung and other outstanding antiques.
Several years ago, in the …