Traveller's cheques and credit cards (American Express, Visa, Mastercard) are exchanged for Vietnamese dong at the banks. Cards can be used in travel agencies, hotels, and major restaurants. US currency is exchanged for Vietnamese dong and treasury notes in banks, exchange bureaus, hotels, and jewellery shops.
Nikola Tesla designed the first hydroelectric power plant at Niagara Falls, New York which started producing electrical power in 1895. This was the beginning of the electrification of the United States and the rest of the world. Today, Teslaâs AC electricity is lighting and powering the globe.
Success can be much more easily achieved in the case of airships. The modern Tesla is known for making modern electric cars, but the truth is the original Nikola Tesla made an electric car â and he did it all without batteries, way back in 1931.he most commonly reported Tesla electric car was a converted Pierce-Arrow, from 1931. A version of the account of Tesla's car is in the book Secrets of Cold War Technology-Project HAARP and Beyond, by Gerry Vassilatos: