72	ARCHITECTURE
72.2	Buildings. Types of buildings
72.22	Residential buildings
72.24	Churches and other religious buildings
72.26	Castles. Forts. Palaces. Manors
72.29	Cultural buildings
72.9	Architectural history
72.91	European architecture
72.911	Prehistoric and ancient architecture
72.912	Medieval architecture
72.913	Architecture of the modern era
72.9131	Renaissance architecture
72.9132	Baroque and rococo architecture
72.9133	Architecture of the 19th century and the turn of the century
72.9134	Contemporary architecture
72.92	Finland
72.93	Nordic countries
72.94	Central Europe
72.941	Germany
72.95	Great Britain. Ireland
72.96	Southern Europe
72.961	France
72.962	Italy
72.963	Spain
72.97	Eastern Europe
72.971	Russia. Ukraine. Belarus. Moldova
72.981	Asia
72.982	Africa
72.983	America
72.985	Australia and Oceania