The first "Americans" were able to migrate to the Western Hemisphere 20,000 or more years ago because North America was then connected by land to ASIA.
.02 million years ago 2.0x10-8
20000 years ago
why as it so cold in the UK 200000 years ago
Year 17990 BC.
Yes.
20000 years ago
America was not here 500 years ago. It's only 236 years old (since 2012).
One possibility would be V838 Monocerotis which exploded about 20,000 years ago.
nuthinq . a star ?
300 years ago - roughly the same time as the industrial revolution escalated.
it came out like 4 years ago.
Asia.. If your doing PLATO. It's Asia.