It's 277 miles long, it's up to 18 miles wide, it's 6 million years old & at a given time temperatures within it can vary by 25 degrees
within it can vary by 25... [DOC] [TLE] Jeopary Questions page 830 - RICHARD III - TriviaBistro.com [PAR] U.S. GEOGRAPHY: It's 277 miles long, it's up to 18 miles wide, it's 6 million years 
old & at a given time temperatures within it can vary by 25 degrees.