SHARE

Decades later and they’re still some of the greatest architectural feats in the world.

#16. The Sydney Opera House under construction in the 1960s.

1

#15. Christ the Redeemer being refurbished in Rio de Janeiro, Brazil.

2

#14. Manhattan Bridge being assembled in New York City, 1909.

3

#13. Construction of The London Tower Bridge, 1892.

4

#12. The beginnings of the Hoover Dam, in 1933.

5