Do You Know? Rare Facts

1. A Greek astronomer Ptolemy invented the system of Latitudes And Longitudes in the 2nd century AD.

2. The Atacama desert in Chile is the driest place in the world. There has been no rain in this desert for the last 400 years.

3. The plants like Cactus have thick Glassy stems which store water in them to keep the plant alive. Their thick skin prevents the water from evaporating.

4. Gutenberg in Germany invented the first printing press. It was a simple machine using movable type. The first book that he printed was the Bible.