Castell Dolbadarn Dolbadarn Castle was built in the 13th century by Llywelyn ab Iorwerth [Llywelyn Fawr] to control movement up and down the Llanberis Pass. The massive keep which dominated the castle still stands. The remainder of the castle  has been reduced to low walls.
<a rel="nofollow" class="external text" href="https://www.geograph.org.uk/profile/7056">Eric Jones</a>
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