Observation tower at the tree top path Salzkammergut am Gruenberg, Gmunden, Salzkammergut, Upper Austria, Austria, Europe

architecture attractions attraction austria blue sky blue buildings building canopy walk central europe daylight daytime day famous place german federal republic germany gmunden good weather gruenberg hessen hesse hessia holidays holiday incidental people innovative lookout tower middle europe modern architecture modern novel oberoesterreich oberoesterreich observation points observation point observation towers observation tower overviews overview paths path place of interest seasons season sights sight summery summer tourism tourist attractions tourist attraction touristical touristic tourist towers tower trail travels travel treetop course treetop walks treetop walk upper austria vacation viewing point viewing tower view of view on view to oesterreich