Many people think north is up and south is down; tgey actually have nothing to do with up and down.


1 0 reply

(by: Science Guy) (ID: 275) Science,Philosophy






Evolution of bridges

Evolution of bridges

(by: 2RealKen) (ID: 1060)

×
required *
required *
reply file max size is 15MB* accepted file types are: jpg, jpeg, png, gif, mp4, mov, mp3*

Processing info ...
Reply