Roughly 27 football fields
56 American football fields is about 3.18 miles.
100 yards
about 11 football fields
size of khufus pyramid
53 yards
If a football fiels is 100 yards (300 ft) and a mile is 5280 ft then a mile is 17.6 football fields.
About 20 years for the great pyramid.
I don't think so.
All football fields are 100 yards long from goal line to goal line
i dont fokin know
an aircraft carrier