The Europeans were always at risk for Viking attacks because of their geography. The Vikings wanted goods from the Europeans because it was easier than farming.
Naddod found land west of Europe and sailed back to tell the other Vikings about it. Floki came back a few years later and named it Iceland because it was covered in ice.
A Viking named Erik Thorvaldsson was later banished from Iceland and sailed west with his crew to find a new land he named Greenland. He thought it was a good place to live because the land was fertile.
Leif Eriksson, the son of another Viking, sailed west of Greenland to find a wasteland. They continued south to find a land with beaches and forests. They continued south and found a place to settle down. Some people believe he landed in present-day Newfoundland, Canada.
The Vikings fought with the Inuits but the peace didn't last long and they were forced to move back to Greenland and Iceland. Few Vikings came back to North America and none set up colonies again.