One cubic mile of seawater contains about 50 pounds of gold.
79
The 'King Ranch' in Texas is bigger than the state of Rhode Island.
49
Check your map! Virginia extends farther west than West Virginia.
67
The North Atlantic gets 2.5 centimetres (1in) wider every year.
119
Europe is the only continent without a desert.
62
Due to gravitational effects, you weigh slightly less when the moon is directly overhead.
55
Forest fires move faster uphill than downhill.
52