How Fast are Ships?

Ship speeds are usually measured in knots, but for the average person on the street, this is about as relatable as yards per second or lightyears per minute.

A knot is a nautical mile per hour, and a nautical mile is 1852 metres or 1.151 miles or 6076 ft.

An additional impediment is that most people have very little idea how fast ships travel.

So in order to provide some context (with a British flavour, apologies to those of a metric persuasion):