Around 800 BC, Scandinavian shipwrights developed clinker-built hulls, a significant technological advancement in ship construction. This method involved overlapping planks, creating sturdy and flexible hulls that were well-suited for the rough seas of Northern Europe. The innovation facilitated maritime trade and exploration, contributing to the expansion of Viking culture and influence across the region.

The development of clinker-built hulls in Northern Europe around 800 BC enabled Viking sagas and explorations that inspired epic poetry, such as the 'Poetic Edda.' These narratives celebrated seafaring adventures and the heroic ethos, shaping the literary traditions of Norse and later European literature.