The 'King Ranch' in Texas is bigger than the state of Rhode Island.
49
Check your map! The Pacific entrance of the Panama Canal is farther East than the Atlantic entrance.
40
The Amazon rainforest produces more than 20% the world's oxygen supply.
182
The Atlantic Ocean is saltier than the Pacific Ocean.
54
If Antarctica's ice sheets melted, the worlds oceans would rise by 60 to 65 metres (200 - 210ft) - everywhere
181
Every person in the world can fit in Texas and be given over 1000 sq ft in which to live.
14
Australia's Great Barrier Reef is 1,250 miles long!
45
A volcano has enough power to shoot ash as high as 50 km into the atmosphere.
59