Leif Erikson traveled across the Atlantic ocean in the 1000. The reason why he went is out of curiosity and to see what his father found. Some of the obstacles he faced were storms at sea. Also when they got to Canada Lief Erikson named it Vinland. But the native americans launched an attack on them and forced them to go back to Scandinavia. But he did find Canada and North America before anyone.
Leif Erikson was curios,adventurous and able to make decisions. Because he made the decision to save people from a sinking ship. Also he went to Greenland and Canada because he was adventurous and curios.