Due to gravitational effects, you weigh slightly less when the moon is directly overhead.
55
The names of the continents all end with the same letter with which they start, excluding the North and South infront of AmericA.
86
Check your map! The Pacific entrance of the Panama Canal is farther East than the Atlantic entrance.
40
If Antarctica's ice sheets melted, the worlds oceans would rise by 60 to 65 metres (200 - 210ft) - everywhere
181
The state with the longest coastline in the Continental U.S. is Michigan.
31
10 of the tributaries flowing into the Amazon river are as big as the Mississippi river.
41
In one day, a full grown redwood tree expels more than 2 tons of water through its leaves.
56