It is crossed by more than 160,000 vehicles every weekday and is climbed by many thousands of tourists every year.

It took six years for about 14,000 workers to build the world's largest steel arch bridge, at 1149m-long, which was designed by engineer Dr John Job Crew Bradfield and NSW Department of Public Works officers. With an arch span of 503m and clearance for shipping under the deck at 49m, the total steelwork weighs about 52,800 tonnes.

Read more: http://www.news.com.au/travel/news/sydneys-grand-lady-the-harbour-bridge-turns-80/story-e6frfq80-1226303424130#ixzz1pXlwSzka

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When I arriveld in Australia the bridge was only 39 years old...Yet these 39 years seem to be like a century ago — in another world. Time perception is weird.... It is as if I only arrived yesterday...

picture by Gus Leonisky