This is the 10145th most frequent Korean word.
관광객의
"Tourist's" or "of the tourist."
Here '관광객의' specifies possession, indicating that the activity (사진 촬영, taking photos) belongs to the tourists.
관광객의 사진 촬영이 금지된 구역입니다.
This is an area where tourists are prohibited from taking photos.
In this case, '관광객의' denotes a related characteristic, showing that the action (편의를 위해, for convenience) is designed for tourists.
관광객의 편의를 위해 안내 표지판이 설치되었습니다.
Signboards have been installed for the convenience of tourists.
Here, '관광객의' links '의견' (opinions) to tourists, showing origin or source of the opinions.