around 6 miles
Most people can comfortably walk 20 miles in a day - so in this case about six days.
Many of them can do it.
You can walk fo about 2 miles
You'd have to walk 500 miles, then walk 500 more.
3.8 miles = 611550.72 cm.
You will walk 8.04672 km
The question is too vague to answer with certainty, but some people compared it to Gandhi's rice walk.
3.2 miles
3.10686 miles.
about 532.5 miles
2.5k is 1.5 miles