The Tehran Milad Tower shuts off its lights for 60 minutes at at 8:30 p.m, as Tehran joins thousands of other cities in observing Earth Hour.

Tehran Milad Tower is the tallest tower telecommunication and Recreation of Iran(Height=435m).
In Paris, the Eiffel Tower went dark. In London, a kaleidoscope of famous sites switched off their lights – Tower Bridge, Big Ben, Piccadilly Circus, the London Eye.

That scene was repeated over and over across the world on Saturday night: at Sydney’s Opera House; at New Delhi’s great arch; at Kuala Lumpur’s Petronas Towers; at Edinburgh Castle in Scotland; at Brandenburg Gate in Berlin; at St. Basil’s Cathedral in Moscow.

Earth Hour is a worldwide movement that is held annually encouraging individuals, communities, and businesses to turn off non-essential electric lights for one hour, from 8:30 to 9:30 pm on a specific day towards the end of March, as a symbol of commitment to the planet.