I learned about the earth.

I learned about the earth.
There are 7 billion people on earth.
There are mountains, valleys, trees looks tall, lakes, river, waterfalls, volcanoes, craters, forests with alligators.
North pole & South pole have much ice.
There are 7 different continents.
They are Australia, Asia, Africa, Europe, South & North America & Antartica.
Earth is a beautiful place.
Good-bye everybody!!!!!