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18 years
Probably FOREVER!
it would take 1 hour
as long as it takes to walk across sian gilbert teeth
10 days and 13 hours
I would say that it probably depends on the size of the dune. It would take longer to walk across a high dune than it would to cross a low dune.
twice as long as walking half the moon or half as long as walking it twice.
It is not possible to get across the world simply by walking. There are oceans and many places where you would not be able to walk, causing you to take a plane or boat in order to get from one country to another.
About 5 minutes, just walk across the bridge.
it takes roughly 56 minutes to walk the width of the entire country
a lot
The River Thames is approximately 212 miles long.