How many years is 3 millennium?

Answer:
Three millennia (the plural of millennium) is 3000 years. Each millennium is 1000 years. (A millennium is not one million years, despite sounding like "million".)
Contributor: Cheryl
First answer by Cheryl Howe Carbone. Last edit by On the Wallaby. Contributor trust: 2766 [recommend contributor recommended]. Question popularity: 1 [recommend question].