Petroglyphs

Sailing from Scandinavia to Iberia during the Bronze Age (1700–800 BC) meant weeks at sea, testing maritime skills in one of the most dangerous occupations of the ancient world. As the cramped vessel wound around the jutting rocks of Atlantic shores for 2,000 miles, sailors faced cold northern seas, violent storms, and unpredictable tides. Every harbor was a refuge and a marketplace for the bundles of amber, tin, copper, gold, ivory, glass beads, and textiles piled on the deck. Each voyage increased familiarity with different cultures, languages, and boat construction techniques. Each trip strengthened the connections that formed one of Europe's earliest long-distance trade networks. A New Study on Ancient Rock Carvings A new study of ancient rock carvings, “