The state with the longest coastline in the Continental U.S. is Michigan.
31
10 of the tributaries flowing into the Amazon river are as big as the Mississippi river.
41
The average ice berg weighs 20,000,000 tons!
54
Australia's Great Barrier Reef is 1,250 miles long!
45
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
It's still possible to see the division between East and West Germany due to different light bulbs.
5