Sector light Authorities). For example, the United States uses a signalling stereotype which is the opposite of Europe. In USA, the red light indicates the starboard side of the channel for harbour bound vessels, while the green light indicates the port side of the same channel. An expression to remind of this is "red right returning". An example of a sector light is the light of the Fisgard Lighthouse in British Columbia. The lighthouse as built to guide ships through the entrance of Esquimalt harbour. The white sector is an isophase light of 2s from 322° to 195°. If the ship sees
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