Thorvald Eiriksson was the brother of an explorer who is believed to be the first known European to discover what continent?
Thorvald Eiriksson: Thorvald Eiriksson (Old Norse: "Þōrvaldr Eirikssonr" ; Icelandic: "Þorvaldur Eiríksson" ) was the son of Erik the Red and brother of Leif Erikson.
i don't know