The city of Houston, Texas is built on a swamp and is slowly sinking!
89
The Sahara desert expands at about 1km per month.
90
The average ice berg weighs 20,000,000 tons!
54
The Atlantic Ocean is saltier than the Pacific Ocean.
54
It's still possible to see the division between East and West Germany due to different light bulbs.
5
It takes a drop of ocean water more than 1,000 years to circulate around the world.
61
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 Antarctica's ice sheets melted, the worlds oceans would rise by 60 to 65 metres (200 - 210ft) - everywhere
181