Forest fires move faster uphill than downhill.
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Due to gravitational effects, you weigh slightly less when the moon is directly overhead.
55
The 'King Ranch' in Texas is bigger than the state of Rhode Island.
49
More than 25% of the world's forests are in Siberia.
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It takes a drop of ocean water more than 1,000 years to circulate around the world.
61
The Niagara Falls moves upstream at an average rate of about 295ft a century!
48