Answer:
Perhaps the Vikings were most famous for their ships. The Vikings made longships for exploration and raiding. ... Longships had a shallow draft, meaning they could float in shallow water, making them good for landing on beaches. The Vikings also made cargo ships called knarr for trading.
Why is the Viking ships so good?
The addition of oars and sails gave Viking boats an advantage over all other watercraft of their day in speed, shallow draft, weight, capacity, maneuverability, and seaworthiness. Viking boats were designed to be dragged across long portages as well as to withstand fierce ocean storms.