Traditional definitions require a topographic map to show both natural and man-made features.
The 250' long tunnel is a unique man-made feature in Glacier.
The balance between the importance of the rock versus the man-made features is linked to the 10,000-year question.
It is your right to choose the names you want for its natural and man-made features.
A landmark is a recognizable natural or man-made feature used for navigation.
Other junctions may be named after local natural or man-made features.
There are no other man-made features near the site.
The man-made features are regular, yet there is something unusual about Otho's expression.
They were unable to identify the use for this man-made feature.
Vigan is a unique environment in both its natural and man-made features.
