Israel's Dead Sea is 1,312 feet below sea level.
48
If Antarctica's ice sheets melted, the worlds oceans would rise by 60 to 65 metres (200 - 210ft) - everywhere
181
One cubic mile of seawater contains about 50 pounds of gold.
79
Longest officially recognized place name is Taumatawhakatangihangakoauauotamateapokaiwhenuakitanatahu.
112
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
The Amazon rainforest produces more than 20% the world's oxygen supply.
182
The longest cave in the world is the 'Mammoth Cave System' in the USA at 560,000 mtrs deep!
63
Due to gravitational effects, you weigh slightly less when the moon is directly overhead.
55