I Mewn (Enter)
Prif Fynedfa
Main Entrance
Trên
Train
Y Porth
Y Porth
Yr Iard
The Yard
(4) Y Caban
Y Caban
(1) Siop
Shop
(2) Tŷ'r Peiriannydd
Chief Engineer's House
(6) Neuadd Arddangos
Exhibition Hall
(7) Neuadd Hollti Llechi
Slate Splitting Hall
(10) Sied Loco
Loco Shed
(26) Cwt ‘Peintars’
Painter's Shed
(23) Gweithdy Peiriannau
Machine Shop
(19) Ffowndri
Foundry
(20) Llofft Batrwm
Pattern Loft
Gweithdy Pren
Wood Workshop
(18) Neuadd Bŵer
Power Hall
(18) Neuadd Bŵer 2
Power Hall 2
(17) Mynediad y Gweithdai
Workshop Entrance
(15) Olwyn Ddŵr
Water Wheel
(14) Parc Chwarae
Playground
Tu allan i'r tai
Outside the Houses
(13) Tŷ 1861 Tanygrisiau
1861 House
(13) Tŷ 1861 Tanygrisiau wely
1861 House Bedroom
(13) Tŷ 1901 Bethesda
(13) Tŷ 1969 Llanberis
