Why does Venice Italy have water streets?

Related questions

1. How Long Will Venice be flooded?
2. How many days are required in Venice?
3. Why is Venice smelly?
4. Can you walk around Venice?
5. How deep is the water in Venice Italy?
6. Is 1 day enough in Venice?
7. How much does a water taxi cost in Venice?
8. Can you do Venice in 2 days?
9. Is one day enough for Venice?
10. Does it smell in Venice?

Tags

1. #cities
2. #grand
3. #impossible
4. #lagoon
5. #built
6. #floating
7. #venice
8. #seems
9. #water
10. #world
11. #reeds
12. #adriatic
13. #northern
14. #italy
15. #marshland
16. #islands
17. #venetian
18. #middle
19. #extraordinary