What the Sydney Opera House almost looked like, and other alternative monuments

In 1758, 48 years before Napoleon commissioned the Arc de Triomphe, the architect Charles-François Ribart proposed constructing an elephant-shaped building on the very site where the future arc would stand. It's just one of the many possible alternatives for the familiar landmarks we see today. »9/29/12 12:00pm9/29/12 12:00pm

With the Golden…