The Sahara desert expands at about 1km per month.
90
There's a lake under Antarctica that is 25 million years old called Lake Vostok.
109
Every year, Alaska has about 5,000 earthquakes.
31
A waterfall known as The Devil's Kettle empties water into a hole and nobody knows where it ends up!
18
The average ice berg weighs 20,000,000 tons!
54
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
There are more than 50,000 earthquakes throughout the world every year!
47