1. Ah, the sad sight of litter on the beach, it makes my heart ache.
2. Seeing people jostle for space at the sightseeing spots, it's so disheartening.
3. Can't we all just enjoy the beauty of nature without leaving a footprint?
4. I can't help but frown when I witness tourists ignoring local customs.
5. The noise and rudeness in the museums are a real turn-off.
6. It's frustrating to see people disregarding the rules, spoiling everyone's experience.