100 things we didn’t know this time last year. “30. The Sydney Harbour Bridge contains just 16 nuts and bolts. The rest is held together by rivets, because it doesn’t need to be dismantled.”
100 things we didn’t know this time last year. “30. The Sydney Harbour Bridge contains just 16 nuts and bolts. The rest is held together by rivets, because it doesn’t need to be dismantled.”