1 million years
The oldest known fossils are prokaryotic.
The oldest known volcano is Mount Etna, which is about 350,000 years old.
the oldest known standard of measurement is the Hourglass.it's also clled sanglass or Sand timer or sand clock.
The driest regions on earth are known as deserts.
Something
The oldest known individual living organism is a bristle-cone pine tree in the mountains of California. It is close to 5000 years old.
the earliest or oldest known system of writing is Cuneiform.
The oldest known fossils are prokaryotic.
Tanzania is one of the oldest known counties
The oldest known vegetable is the pea.
In which hemispheres will you find the oldest known mummies: Northern or Southern?
the oldest known indian cultural periiod was the mississippian period
The oldest known dog is "Bobi", a 30-year-old farm dog from Portugal.
Jericho, the world's oldest known city, developed on the Jordan River.
The oldest form of writing known to man is Cuneiform used in Mesopatamia.
Lilith or Lilitu is technically the oldest vampyre in history
The turtle is the oldest known reptile.