Tourists Visit Pfahlbau Museum Bodensee on Lake Constance in Friedrichshafen, Germany

pile dwelling museum pile lake constance friedrichshafen germany ice age unesco pfahlbau museum bodensee lake dwellings historical site unesco world heritage sunken village wooden structures bodensee unteruhldingen open air museum building visit neolithic era bronze age reconstruction tourist pfahlbau cultural heritage prehistoric educational institution outdoor exhibition conservation museum exhibits archaeology environmental preservation cultural tourism heritage site living history waterfront settlement tourist attraction visitor center historical interpretation preservation efforts lake dwellers historical reconstruction exhibition space conservation methods sustainable tourism archaeological site management neolithic stone age travel