How many aqueducts are there in the world?

Related questions

1. What is being arch?
2. Why was Pont du Gard built?
3. How is an aqueduct built?
4. Why is the Pont du Gard famous?
5. What are the parts of an aqueduct?
6. How were aqueducts made?
7. How does an arch work?
8. Why is an arch stronger?
9. What is the meaning of the prefix Arch?
10. What are aqueducts made of?

Tags

1. #years
2. #metres
3. #claudio
4. #kilometres
5. #built
6. #water
7. #system
8. #supplied
9. #height
10. #period
11. #reached
12. #impressive
13. #setting
14. #aqueducts
15. #picturesque
16. #charm
17. #around