Name StatusApprovedFeatureRidgeNZ Gazette Reference2001 (48) p.1094DatumRSRGD2000GeoTag[1] PositionDescriptionFeature # 74 in ACAN minutes of 19/06/2000. A ridge that rises to c. 3450 m in the NW part of the summit caldera of Mount Erebus, Ross Island. The ridge is formed by the levees (banks on the side) of a young lava flow. The appearance of the feature is suggestive of a set of railway or tram lines. Not: Tramways.