WHy did vikings have dragon's heads at both ends of their ships?

Question: WHy did vikings have dragon's heads at both ends of their ships!?
Best Answer - Chosen by Asker:

They were a lot like the Minnesota football team,
they didn't know if they were coming or going!.Www@QuestionHome@Com

To scare away sea monsters and evil spirits!. They were widely used so not so scary for people those sailing or living close to the coast would have been used to them!. The Vikings themselves would have been the scary thing for there enemies!. Try http://www!.lore-and-saga!.co!.uk/html/viki!.!.!.Www@QuestionHome@Com

To strike fear into the hearts and minds of the people on shore who were about to be invadedWww@QuestionHome@Com

To confuse people!.Www@QuestionHome@Com