Contour lines are lines that join up ... At the bottom of the map we can see the summit of Mount Snowdon, the highest mountain in Wales, is 1,085 metres.
On the map, if contour lines are close together, it represents a steep incline, like a mountain. If the lines are farther apart, then the terrain is more level. Martindell notes that careful ...
The Upper Contour Path ... the mountain's contour lines has been affected however, with rockfalls reported in the area. Table Mountain National Park has released a map of all the closed trails.