Beautiful & most fascinating building structure ever built

#7. Sydney Opera House, Australia

This is a multi-venue performing arts center in Sydney, New south Wales, Australia.

Known to be one of the world’s most beautiful architectural wonder, the Sydney Opera House has roofs like the folded wings of a swan floating at sea. It was designed by Danish architect Jørn Utzon, and was formally opened as a facility on 20th October, 1973.