If Manhattan had the same population density as Alaska, there would only be 15 people living there.
138
The Sahara desert expands at about 1km per month.
90
More than a dozen men have stood on the surface of the moon, but only three have been to Challenger Deep in the Marianas Trench, the deepest known spot in the ocean.
17
Due to gravitational effects, you weigh slightly less when the moon is directly overhead.
55
Israel's Dead Sea is 1,312 feet below sea level.
48
Longest officially recognized place name is Taumatawhakatangihangakoauauotamateapokaiwhenuakitanatahu.
112
The warmest temperature ever recorded on Antarctica was 3 degrees F.
175