Foam from storms in OZ

[Serpo]

http://www.youtube.com/watch?v=1fZ59HSADV4&feature=player_embeddedhttp://www.youtube.com/watch?v=1fZ59HSADV4&feature=player_embedded

[Glass]

that car came out from no where......that would have been a strange sensation driving through that.

sewage outfall somewhere near by perhaps?