pfahlbaumuseum unteruhldingen, the archaeological open-air museum, germany

archaeological open-air museum stilt houses pfahlbaumuseum unteruhldingen unesco lake constance germany 5000 years incredible history preserved alpine lakes people constructing simple shorelines northern italian 4300 pile dwelling settlements spread alps november 2023 house architecture bodensee water building wood village nature old tourism sky prehistoric summer settlement landscape wooden historical travel europe traditional historic heritage pfahlbauten destination reconstruction woodhouse world archeology überlingen stone age meersburg bronze deutschland attraction open air construction dwellings sightseeing