One cubic mile of seawater contains about 50 pounds of gold.
79
A waterfall known as The Devil's Kettle empties water into a hole and nobody knows where it ends up!
18
Longest officially recognized place name is Taumatawhakatangihangakoauauotamateapokaiwhenuakitanatahu.
112
Venice Island was built on a foundation of tree trunks. 1200 years later, those same trunks still support almost all of central Venice.
8
Forest growth in the US has exceeded harvest since the 1940’s. Today, we have more trees than any time in the past 100 years.
14
The Dallas/Ft. Worth airport is larger than New York City's Manhattan Island.
62
Check your map! The Pacific entrance of the Panama Canal is farther East than the Atlantic entrance.
40
More than a dozen men have stood on the surface of the moon, but only three have been to Challenger Deep in the Marianas Trench, the deepest known spot in the ocean.
17