Potentially infinite until it rots, capsizes or get's beached or stolen.
it can travel nothing
you should stay at least 100yds away
depends entirley on fuel supply and conditions
THey are nuclear powered, the fuel they carry is for the airplanes
It can only travel up to 30 miles per hour.
2 miles
195 miles
1512km
They mostly walked but if it was a far distance they would travel by boat or chariot.
Electric there better for the environment. They can travel far enough to cover 90% of the travel distance of the population.
It is 3,083 miles away, which will take about 17 days if you travel on car and boat.
If you need to go over sea, take a car boat if you need to travel further then that's too far, book a car boat.