Just to the east is a curving ridge in the surface, possibly the remains of a crater that has been almost completely overlaid by Saussure.
Over a curving ridge, Bert gave his car a spurt for the downgrade beyond.
The interior of this floor-fractured crater is notable for the curving ridge that parallels the northwestern inner wall.
The winds off the ice sheet kept this curving ridge swept clear of new snow falls, so that ice could not form.
The summit is a curving ridge half a mile long, with Great Calva at the eastern end and Little Calva to the west.
Carl Side stands at the southern extremity of the curving ridge, having a triangular plan with ridges to the north-west, north-east and south.
The summit is now the high point along the curving ridge which bounds the southern edge of the cirques above steep cliffs.
To the northeast the rim dips down very close to the surface, and barely forms a curving ridge in the surface.
Today Madeira consists of a curving longitudinal ridge with numerous minor ridges running north and south from it.
The summit of Sallows is covered in grass and heather, the highest point occupied by a curving ridge of shale about thirty feet long.