Good shots are good for establishing location because of the setting, which helps viewers identify the location by portraying famous and touristic monuments that aid in spot recognition.
As in the shots in the question, which depict the Eifel Tower in Paris, the Statue of Liberty in New York, Big Ben in London and the Sydney Opera House.
What makes an establishment shot bad is the quality of the equipment and the photographer's lack of technique. It is necessary that the shot is taken with good lighting, ideal lens and angle.
Therefore, the establishment scene can aid in local identification and provide a wealth of details to build a scene, from the setting, time of day, weather, etc.
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