• Items (126,708)
• Collections (2,564)
• Trails (290)
• Stories (528)

Arts and Culture

• Carnivals (2,659)
• Choirs (697)
• Crafts (1,392)
• Eisteddfodau (519)
• Legends, tales & myths (200)
• Music (2,127)
• Operas (119)
• Theatre and performing arts (790)
• OTHER: Arts + Culture (4,282)

Biology

• Animals (105)
• Birds (461)
• Bones (27)
• Eggs (23)
• Flowering Plants (211)
• Fungi/Lichens/Algae (104)
• Insects (60)
• Marine Invertebrates (34)
• Non-flowering Plants (43)
• Shells (15)
• OTHER: Biology (62)

Community and social

• Agricultural societies (475)
• Clothing and accessories (1,776)
• Criminal System (535)
• Events (3,181)
• Fairs (671)
• Food & Drink (1,284)
• Health (1,061)
• Houses and Homes (7,853)
• Markets (282)
• People and Family (5,384)
• Schools / Education (2,298)
• Shops (463)
• Societies and clubs (5,593)
• OTHER: Community and Social (4,694)

Geology

• Fossils (54)
• Maps (1,248)
• Minerals (68)
• Rocks (105)
• OTHER: Geology (112)

Industry and Commerce

• Banks / Economy / Finance (387)
• Coal (1,985)
• Communication and media (1,267)
• Food Industry (658)
• Industrial Disasters (216)
• Iron (452)
• Mining (Other) (341)
• Pottery (33)
• Retail / Trade (306)
• Slate & Lead (489)
• Steel (200)
• Tin (72)
• Trains and Railways (1,086)
• Transport (1,655)
• Waterways and Shipping (3,139)
• OTHER: Industry (2,283)
• Wool (33)

Nature Represented

• Scientific Illustrations (214)
• Scientific Models (15)

Physical Environment

• Agricultural machinery and implements (883)
• Castles and Fortifications (240)
• Churches, Chapels & other places of worship (644)
• Cities, towns & villages (3,872)
• Farms and smallholdings (2,433)
• Forests/Forestry (319)
• Islands (593)
• Landscape views (1,604)
• Mountains/hills (334)
• Natural disasters (90)
• Parks and gardens (1,007)
• Pubs and Clubs (166)
• Rivers, Lakes and Dams (187)
• Seaside/Sea (553)
• Sites, Monuments & Structures (4,183)
• OTHER: Physical Environment (1,844)

Religion and Belief

• Christianity (968)
• Customs and practices (3,756)
• Nonconformist denominations (923)
• Pre Christian Wales (904)
• Religious buildings (4,068)
• Religious communities (1,659)
• Roman Catholicism (46)
• Societies and sects (205)
• World Faiths (950)
• OTHER: Religion and Beliefs (1,327)

Sport and Leisure

• Clubs and societies (2,366)
• Fishing (632)
• Football (1,532)
• Holidays and resorts (486)
• Places of entertainment (468)
• Processions and public events (948)
• Social groups (1,847)
• Sports and games (1,781)
• Rugby (255)
• OTHER: Sport and leisure (2,473)

War, protest and politics

• Civil and political rights (526)
• Elections and electioneering (200)
• First World War (1914-18) (4,942)
• Political parties (275)
• Second World War (1939-45) (577)
• Societies and pressure groups (335)
• Soldiers (2,611)
• Trade unionism & labour disputes (137)
• Warfare (3,524)
• OTHER: War, Protest and Politics (612)

21st century

• 2000s (10,358)
• 2010s (6,992)

20th century

• 1900s (1,201)
• 1910s (3,752)
• 1920s (1,502)
• 1930s (2,672)
• 1940s (1,446)
• 1950s (4,527)
• 1960s (3,455)
• 1970s (2,293)
• 1980s (2,270)
• 1990s (2,572)

19th century

• 1800s (638)
• 1810s (425)
• 1820s (541)
• 1830s (868)
• 1840s (1,544)
• 1850s (626)
• 1860s (694)
• 1870s (886)
• 1880s (609)
• 1890s (561)

18th century

• 1700-1799 (551)

Archaeological Periods

• Early Modern (1536 to 1699) (362)
• Middle Ages (1086 to 1536) (2,664)
• Early Medieval(410 to 1086) (262)
• Roman (43 to 410) (610)
• Iron Age (-700 to 43) (1,210)
• Bronze Age (-2200 to -700) (489)
• Neolithic (-4400 to -2200) (180)
• Mesolithic (-8500 to -4400) (66)
• Palaeolithic (-250000 to -8500) (5)

Geological Periods

• Quaternary (2.6 mya to present day) (1)
• Pre-Quaternary (2.6 mya and earlier) (29)