"If you want to know where you are, you need a good clock. This surprising connection between time and place has been true for centuries and is now being explored in Time and Navigation: The Untold Story of Getting from Here to There, the companion book to the National Air and Space Museum exhibition of the same name. This beautifully illustrated book covers five major periods of navigation history. The first period, when explorers were navigating...

Chronicles the author's first transatlantic voyage, when he learned to navigate using a sextant, and traces how this indispensible navigational tool was used by daring mariners to explore and map the world.