Collection: 46 items

Corris Railway

Collection: 27 items

Era quarry Esgairgeiliog Ceinws

Collection: 24 items

Ratgoed quarry Aberllefenni

Collection: 8 items

Rhognant Quarry

Collection: 18 items

Esgairfoeleirin Quarry

Collection: 14 items

Abercwmeiddaw Slate Quarry

Collection: 105 items

Rhiwgreiddyn Quarry

Collection: 48 items

Aberllefenni Quarry

Collection: 9 items

The Maesglas Collection

Collection: 7 items

Trip to Corris Forest

Collection: 118 items

Photographic Archive Tywi Mountain

Collection: 62 items

Memory Archive - Mining

Collection: 35 items

Urban Meadow Collection

Collection: 9 items

Thomas Hornor - Middleton Hall

Collection: 10 items

Nantlle Valley and slate quarries

Collection: 8 items

Penrhyn Quarry

Collection: 20 items

Llanover Hall

Collection: 12 items


Collection: 8 items

Penrhyn Castle

Collection: 10 items


Collection: 18 items

Blaenau Ffestiniog

Collection: 6 items

OPAL Bug Count Collection