A landmark is a recognizable natural or artificial feature used for navigation, a feature that stands out from its near environment and is often visible from long distances.
An 18th-century painting of a ship with Table Mountain in the background, used by navigators as the landmark to sail around southern tip of Africa.
The Eiffel Tower - tallest in the world from 1889 to 1930 and a famous Paris landmark
Navigation is a field of study that focuses on the process of monitoring and controlling the movement of a craft or vehicle from one place to another. The field of navigation includes four general categories: land navigation, marine navigation, aeronautic navigation, and space navigation.
A navigation system on an oil tanker
Manual navigation through Dutch airspace
Radar ranges and bearings can be used to determine a position.
Poor passage planning and deviation from the plan can lead to groundings, ship damage and cargo loss.