What are the contributions of Vikings to European culture?

What are the contributions of Vikings to European culture?
【正确答案】：The Vikings were a seafaring people from Scandinavia who were known for their raids and conquests across Europe in the 8th to 11th centuries. They left a significant mark on European culture through their trading networks, which introduced new goods and ideas, and their settlements, which influenced local languages and customs. Their mythology and sagas also became part of Europe's cultural heritage.