Assassins creed valhalla map icon, never seen this before and its not in the map legend anyone know what it is? I'm at the point and its 200+ meters below the ground :
Assassin's Creed Valhalla: Full world map and treasure guide
Here's Assassin's Creed Valhalla's Entire World Map - Xfire
Assassin's Creed Valhalla Eurvicscire All Wealth Locations