She’s been called “the greatest female explorer of all time,” and the “best-traveled woman of the Middle Ages.” Just after the year 1000 AD, she gave birth to the first European baby in North America. And she concluded her global odyssey with a pilgrimage on foot to Rome. Yet few today can name this extraordinary Viking lady, even if they have heard of Erik the Red and Leif Erikson, her father- and brother-in-law Dangerous and deadly sea voyages Her full name, in modern Icelandic, is Guðríður víðförla Þorbjarnardóttir—Gudrid the Far-Traveled,…