A waterfall known as The Devil's Kettle empties water into a hole and nobody knows where it ends up!
18
The water between India and Sri Lanka is only 3-30 feet deep and was purportedly passable on foot until 1480 AD when a cyclone moved some sand around.
1
More than 25% of the world's forests are in Siberia.
51
One cubic mile of seawater contains about 50 pounds of gold.
79
The 'King Ranch' in Texas is bigger than the state of Rhode Island.
49
In one day, a full grown redwood tree expels more than 2 tons of water through its leaves.
56
The Niagara Falls moves upstream at an average rate of about 295ft a century!
48
The Amazon rainforest produces more than 20% the world's oxygen supply.
182