| Period | Tallest building | % Correct |
|---|---|---|
| 1931 - 1972 | Empire State Building | 93%
|
| 2009 - ? | Burj Khalifa | 92%
|
| 2560 BC - 1300 AD | Great Pyramid of Giza | 84%
|
| 1899 - 1930 | Eiffel Tower | 82%
|
| 1998 - 2004 | Petronas Towers | 69%
|
| 1972 - 1974 | World Trade Center | 65%
|
| 2004 - 2009 | Taipei 101 | 63%
|
| 1974 - 1998 | Sears Tower | 56%
|
| 1930 - 1931 | Chrysler Building | 55%
|
| 1880 - 1884 | Cologne Cathedral | 29%
|
| 1300 - 1549 | Lincoln Cathedral | 15%
|
| 1884 - 1899 | Washington Monument | 13%
|
| 1876 - 1880 | Rouen Cathedral | 4%
|
| 1647 - 1874 | Strasbourg Cathedral | 3%
|
| 1625 - 1647 | St. Mary's Church | 2%
|
| 1874 - 1876 | St. Nicholas' Church | 1%
|
| 1549 - 1625 | St. Olaf's Church | 1%
|