One cubic mile of seawater contains about 50 pounds of gold.
79
The names of the continents all end with the same letter with which they start, excluding the North and South infront of AmericA.
86
If Manhattan had the same population density as Alaska, there would only be 15 people living there.
138
There are more than 50,000 earthquakes throughout the world every year!
47
More than 25% of the world's forests are in Siberia.
51
Forest fires move faster uphill than downhill.
52
The warmest temperature ever recorded on Antarctica was 3 degrees F.
175