How are sunrise and sunset determined for a place?

How are sunrise and sunset determined for a place?Sunset occurs when the upper edge of the sun — called the upper limb — sinks just under the horizon; sunrise occurs when the upper limb rises just above the horizon.

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Ganga Mahotsav: Varanasi, Uttar Pradesh

Ganga Mahotsav: Varanasi, Uttar Pradesh 5 Day Cultural Festival

Ganga Mahotsav is a five day event celebrated on the banks of the river Ganges …