first city in europe with electric street lights
Street light Timișoara, in present-day Romania, was the first city in Continental Europe to have electric public lighting on 12 November 1884. 731 lamps were used.
My Ántonia
World's fair Expo 2020 will be held in Dubai, United Arab Emirates, as a Registered Exposition.
Corona Spectroscopy measurements indicate strong ionization and plasma temperature in excess of 1,000,000 kelvins,[1] much hotter than the surface of the Sun.