A waterfall known as The Devil's Kettle empties water into a hole and nobody knows where it ends up!
18
10 of the tributaries flowing into the Amazon river are as big as the Mississippi river.
41
The Atlantic Ocean is saltier than the Pacific Ocean.
54
Australia's Great Barrier Reef is 1,250 miles long!
45
The 'King Ranch' in Texas is bigger than the state of Rhode Island.
49
The warmest temperature ever recorded on Antarctica was 3 degrees F.
175
The state with the longest coastline in the Continental U.S. is Michigan.
31
Connecticut and Rhode Island never ratified the 18th Amendment (Prohibition).
25