Use 'descend upon' when many people or things suddenly gather in a place, causing surprise or excitement.

Sudden Crowds

Perfect for describing large numbers arriving for events like sales, launches, or festivals.

Eventful Arrival

Depicts a fast and sometimes forceful action, often by authorities or animals, not usually peaceful.

Implies control or dominance, as when used in contexts like competitions or confrontations.

Literally moving downwards, such as an aircraft landing or a person going down stairs.

Denotes a slow or controlled movement from a higher position, often used in a gentle context.