Across
- 2. Underground roads
- 6. Movement of people from village to cities
- 7. Cheapest for heavy and bulky goods
- 8. One natural condition for a site
- 9. Mode of transport helpful in disasters
- 10. One major port of Asia
- 11. Civilization on River Indus
- 14. Carry good and people over long distances quickly and cheaply
- 16. Fastest mode of transport
Down
- 1. One major port of World
- 3. One area where people rescued use this mode of transport
- 4. One problem of migration
- 5. Roads built over raised structures
- 6. One reason for migration
- 12. Civilization on River Nile
- 13. Houses made of ice
- 15. One major port of Europe
