Maisiebeth:
Llanberis Slate Museum
Maisiebeth:
Llanberis Slate Museum
Maisiebeth:
National Slate Museum, Llanberis
Maisiebeth:
National Slate Museum, Llanberis
Maisiebeth:
National Slate Museum, Llanberis
Maisiebeth:
You have been warned!
Maisiebeth:
Maximum weight
Maisiebeth:
Finding your bearings
Maisiebeth:
Wheels
Maisiebeth:
Colours of Slate