Other areas of interest within the site also include a small number of uneven steps (downward to enter) and surfaces, including the Postern gate and green chambers.
Mae ardaloedd eraill o ddiddordeb o fewn y safle yn cynnwys nifer fach o risiau anwastad (ar i lawr wrth fynd i mewn) ac arwynebau, gan gynnwys y Cilborth a siambrau gwyrdd hefyd.