5.678 seconds
15 seconds
About an hour and a half.
1 day
8 months
At 3 miles per hour, 347 days. a long time
Let's Take the Long Way Around the World was created in 1978.
If you are asking "how long would it take to fly around the world?", then it would of taken 22 hours in concord, but the world record is held by Steve Fossett, he did it in 67 hours in the Global Flyer.
How long would it take a bird to fly around the world if it were able? How long will it take to fly around the world in a hot air balloon? an airplane? What model aircraft? Biplane, prop, jet, jumbo jet, supersonic, spaceshuttle, other? Which direction would the flight entail?
Going along the equator at an altitude of zero, it would take approx 19.9 hours.
World circumference is 40,000 km, so it would take 4000 hours
It would take approximately 1200 years for a drop of water to circulate around the world via ocean currents.
Here is a site that records all the known round the world flights: http://earthrounders.com