Port and starboard vessel's starboard side by green and its port side by red. Aircraft are lit in the same way. Port and starboard Port and starboard are nautical and aeronautical terms of orientation that deal unambiguously with the structure of vessels and aircraft. Their structures are largely bilaterally symmetrical, meaning they have mirror-image left and right halves if divided long-ways down the middle. One asymmetric feature is that on aircraft and ships where access is at the side, this access is usually only provided on the port side. To understand which is which, when a person is facing the bow on a
Charge of the Light Brigade the light cavalry to prevent the Russians from successfully withdrawing the naval guns from the redoubts they had captured on the reverse side of the Causeway Heights, the hill forming the south side of the valley. This was an optimum task for the Light Brigade, as their superior speed would ensure the Russians would be forced to either quickly abandon the cumbersome guns or be cut down "en masse" while they attempted to flee with them. Raglan could see what was happening from his high vantage point on the west side of the valley. However, the lie of the land