Mapmaking is older than writing.

At latitude 60 degrees south you can sail the entire way around the world.

If the earth were the size of a bowling ball, it would be just as smooth; the mountains on raised relief globes are greatly exaggerated.

Hawaii's Mauna Kea is the largest mountain on Earth: although partially submerged, it is 4,000 feet taller than Mount Everest.

When the University of Nebraska Cornhuskers play football at home to a sellout crowd, the full stadium becomes the state's third largest city.

Alaska is the most northern, western and eastern US state.

Mozambique has an AK-47 assault rifle on its flag.

Pluto takes 248 Earth years to orbit the Sun. For 20 of those years, it is closer to the Sun than Neptune.

The Amazon River enters the Atlantic with so much volume that fresh water exists more than a hundred miles from the mouth of the river.