1. Littering the natural spots, pristine villages and forest covers
2. Smoking in pollution-free zones
3. Not paying heed to what locals say
4. Trekking after sunset
5. Not following safety measures
6. Going to an unknown destination without any prior research
7. Not taking weather forecasts seriously
8. Not staying in locally-run homestays
9. Not trying local food
10. Not keeping government IDs handy