Conservation and restoration History 20 Historic buildings 15 Historic sites 15 Antiquities 11 Cultural property 11 Monuments 11 more ... Protection 10 Conservation et restauration 9 Architecture 7 Buildings, structures, etc 7 Excavations (Archaeology) 6 World War, 1939-1945 5 Civilization 4 Cultural policy 4 Lieux historiques 4 Monuments historiques 4 Temples 4 Antiquités 3 City planning 3 Denkmalpflege 3 Destruction and pillage 3 Historic preservation 3 Homes and haunts 3 Tourism 3 Akropolissen 2 Architecture, Greek 2 Buildings 2 Civilisation 2 Classical antiquities 2 less ...