1952- 20thcentury ancient antiquities architects architecture biodegradation buddhismus buddhistmonasteries building buildingmaterials buildings buildingstones cairo churcharchitecture churchbuildings churchdecorationandornament churchhistory conservationandrestoration deterioration dobrowolski eduardosoutode egypt etc felsarchitektur finland geology georgia(republic) guidebooks historicbuildings history höhlentempel india islamicarchitecture jarosław maharashtra medieval monuments mosques motivesmoura moura pictorialworks portugal stone stoneininteriordecoration stoneinlandscapegardening stonemasonry structures themes westernghats åland