10 of the tributaries flowing into the Amazon river are as big as the Mississippi river.
41
Israel's Dead Sea is 1,312 feet below sea level.
48
The names of the continents all end with the same letter with which they start, excluding the North and South infront of AmericA.
86
The state with the longest coastline in the Continental U.S. is Michigan.
31
The Sahara desert expands at about 1km per month.
90
Forest fires move faster uphill than downhill.
52
If Antarctica's ice sheets melted, the worlds oceans would rise by 60 to 65 metres (200 - 210ft) - everywhere
181