Viking Navigation with Iceland Spar Crystals - Ancient Maritime Technology

Explore the fascinating navigation techniques of Viking seafarers in this 13-minute educational video that investigates the potential use of calcite crystals, specifically Iceland spar, for maritime navigation before the invention of magnetic compasses. Learn how these naturally occurring crystalline structures may have enabled Vikings to determine direction and maintain their course during their legendary voyages across vast oceans. Delve into the scientific principles behind these crystal-based navigation methods while discovering how modern subscribers can experience this historical technique firsthand through the SciShow Rocks Box program.