About 300 million years ago the continents collided to form the 'supercontinent' of Pangea. It was the PALEOZOIC era.
He died in 1519 - 493 years ago.
About 41,000 years ago.
it is 4.54 billion years...
Scientists believe that the earth's atmosphere has been in existence for over 3.5 billion years. This is based on the fossil records that are found which date to so many years.
Antarctica was unknown 2000 years ago.
12,000 years ago.
18 years ago.
The last glaciers retreated from Michigan approximately 10,000 years ago at the end of the last glacial period.
2000 years ago
No, there were no helicopters 2,000 years ago
600 years ago
No. As of 2017, it is 917 years ago.
Writings about Jewish beliefs created about 2000 years ago
yes it was first told 2000 years ago
A day was the same length 2000 years ago as it is today, approximately 24 hours.
about 1000,00 years ago