Sectional drawing of a Viking ship with square sail, raised bow and cargo compartment below the deck. (undated photo Stock Photo - Alamy
Scandinavian Pirate Longboat - functional analysis proves longboats not designed for long sea voyages, not suitable for extended open ocean travel, only shore-hugging and raiding : r/TheLastKingdom
Vintage Viking Naval Ship History and Diagram" Poster by BravuraMedia | Redbubble