top 12 ancient technology

6:09

7:24

10:16

1:32

22:45

22:45

22:45

22:45

10:10

11:50

8:24

5:11

2:32

13:10

13:10

13:10

13:10

13:10

13:10

13:10

13:10

13:10

13:10

13:10

13:10

13:10

1:46

1:04

22:38

22:38

22:38

20:09

4:42

44:01

41:48

2:34

8:18

4:02

45:04

2:30