rocky mountain, part of walzin castle protruding from lush green trees and lesse river

ardennes building castle cloudy concept countryside dinant ecosystem environment europe flowing foliage forest fortress green hill historic land landmark landscape lush medieval mountain nature old outdoor palace private reserve reservoir river riverbed riverside rural spring stream summer tourism tourist travel tree valley vegetation view water watercourse weather wilderness woods rocky walzin protruding trees lesse abundant background overflowing day drehance wallonia belgium