If Manhattan had the same population density as Alaska, there would only be 15 people living there.
138
The Niagara Falls moves upstream at an average rate of about 295ft a century!
48
Check your map! The Pacific entrance of the Panama Canal is farther East than the Atlantic entrance.
40
The state with the longest coastline in the Continental U.S. is Michigan.
31
The warmest temperature ever recorded on Antarctica was 3 degrees F.
175
In 1850, only 8% of the people in California were women.
0
The city of Houston, Texas is built on a swamp and is slowly sinking!
89