Borre mound cemetery are ancient Burial Mounds from the Viking period

burrial mound tumulus grass vestfold county tree borre national park era barrow grave oppdal viking age excavations burried horse central national heritage board cultural heritage vikingera midgard norsemen ancient antiquarian brutal discover conquest viking raids colonization enemies riding equipment viking ship archaeologist sword helmet borre research weapons historical trade history odin death prehistoric ceremony raiders friend norway warrior harbour thor jewelery